Abu al-Hasan al-ʿAmiri

912 CE – 992 CE

Nishapur, Khurasan

Persian Islamic philosopher from Nishapur who defended the harmony of philosophical inquiry, revealed religion, ethics, science, and political order.

Abu Hamid al-Ghazali

1058 CE – 1111 CE

Tus, Khorasan

Persian Sunni theologian, jurist, mystic, and philosopher whose work transformed kalam, ethics, logic, Sufism, and the reception of Avicennian philosophy.

Abu Nasr al-Farabi

872 CE – 950 CE

Farab (Otrar), Transoxiana

Persian (Farab) philosopher from Farab (Otrar) associated with metaphysics, epistemology, and logic.

Abu Rayhan al-Biruni

973 CE – 1048 CE

Kath (Khwarezm)

Khwarezmian Persian polymath whose mathematical astronomy, geodesy, chronology, comparative study of India, mineralogy, pharmacology, and scientific method shaped medieval Islamic and cross-cultural philosophy of science.

Abu Sulayman al-Sijistani

932 CE – 1000 CE

Sijistan (Sistan)

Persian Islamic humanist and logician from Sijistan whose Baghdad circle distinguished philosophy from revealed religion and worked on logic, metaphysics, soul, celestial nature, and human perfection.

Abu Yusuf al-Kindi

801 CE – 873 CE

Kufa

Kufa-born Abbasid philosopher who turned Greek metaphysics, logic, medicine, optics, mathematics, music, and theology into an Arabic philosophical program, arguing for divine unity, finite creation, intellect, soul, and disciplined ethical life.

Agastya

1500 BCE – 1200 BCE

Southern peninsular India (traditional)

Vedic and pan-Indian sage whose broad tradition links hymnic authority, ascetic discipline, grammar, natural knowledge, and religious philosophy.

Ajita Keśakambalin

550 BCE – 450 BCE

Magadha region

Magadhan sramana materialist who denied afterlife, karmic fruit, ritual efficacy, and a soul separable from the body.

Amartya Sen

1933 CE

Santiniketan (West Bengal)

Indian philosopher-economist from Santiniketan whose social-choice theory, capability approach, famine analysis, public reasoning, and theory of justice reshaped ethics, welfare economics, development, democracy, and global political philosophy.

Atri

1500 BCE – 1200 BCE

Indo-Gangetic region (Vedic heartland)

Vedic rishi and Atreya-lineage seer associated with Rigveda Mandala 5 whose hymns join ritual praise, cosmic order, truth, healing, restraint, compassion, natural observation, and Vedic theology.

Avicenna

980 CE – 1037 CE

Afshana, near Bukhara

Persian philosopher-physician from Afshana near Bukhara whose system of metaphysics, essence/existence distinction, psychology, logic, medicine, natural philosophy, prophecy theory, and proof of the Necessary Existent shaped Islamic, Jewish, Latin scholastic, and early modern thought.

Bādarāyaṇa (Vyāsa)

500 BCE – 420 BCE

Indo-Gangetic region (traditional)

Indian sage-philosopher traditionally identified with Vyāsa and Bādarāyaṇa, linked to Vedānta, the Brahma Sūtras, epic philosophical teaching, Brahman, self, liberation, scripture, reason, and the metaphysical interpretation of Vedic revelation.

Bharadvāja

1280 BCE – 1200 BCE

Indo-Gangetic region (traditional)

Vedic rishi and Bharadvāja-family seer associated with Rigveda Mandala 6 whose hymns to Agni, Indra, Sarasvatī, Pūṣan, the Aśvins, dawn, cosmic order, and ritual power shaped Vedic theology, sacred speech, sacrificial ethics, poetic knowledge, and early Indian philosophy of religion.

Bhartṛhari

450 CE – 510 CE

Ujjayinī region (Malwa)

Indian grammarian-philosopher from the Ujjayinī/Malwa tradition whose Vākyapadīya, sphoṭa theory, śabda-brahman metaphysics, sentence-meaning analysis, linguistic cognition, and discipline of speech shaped Sanskrit philosophy of language, ontology, epistemology, logic, and religious thought.

Cheng Hao

1032 CE – 1085 CE

Huangpi, Hubei

Northern Song Neo-Confucian philosopher known as Mingdao whose teaching on ren, li, intuitive moral knowing, reverent self-cultivation, stabilizing nature, and forming one body with all things shaped Cheng-Zhu learning, Lu-Wang learning, and later Confucian moral metaphysics.

Cheng Yi

1033 CE – 1107 CE

Luoyang, Henan

Northern Song Neo-Confucian philosopher known as Yichuan whose rigorous account of li, investigation of things, reverent self-cultivation, moral psychology, and classical commentary shaped Zhu Xi, Cheng-Zhu learning, and later East Asian Confucian orthodoxy.

Confucius

551 BCE – 479 BCE

Zou, Lu (near Qufu, Shandong)

Ancient Chinese teacher from the state of Lu whose account of learning, ritual, humane conduct, music, names, family reverence, and virtuous government became the center of the Confucian tradition.

Dai Zhen

1724 CE – 1777 CE

Xiuning, Anhui

Qing Confucian evidential scholar from Xiuning whose work joined philology, moral psychology, language, desire, principle, and precise inquiry against empty abstraction.

Dao'an

312 CE – 385 CE

Changshan Commandery / Fuliu, Hebei

Chinese Buddhist organizer, exegete, and translation leader who shaped Prajnaparamita interpretation, monastic discipline, scripture cataloging, and the language of early Chinese Buddhism.

Dharmaraksa

233 CE – 310 CE

Dunhuang

Yuezhi-descended Buddhist translator from Dunhuang whose Western Jin translation communities carried Lotus, Prajnaparamita, Pure Land, Manjusri, and Buddha-land traditions into Chinese Buddhist thought.

Dīrghatamas Āucathya

1135 BCE – 1065 BCE

Eastern Indo-Gangetic region (Anga tradition)

Rigvedic seer associated with hymns 1.140-1.164, especially the riddle-cosmology of 1.164, where speech, mind, number, divine multiplicity, and hidden order become philosophical poetry.

Dong Zhongshu

179 BCE – 104 BCE

Guangchuan / Wencheng, Hebei

Western Han Confucian thinker from Guangchuan, remembered for joining Gongyang classicism, Heaven-human resonance, yin-yang and Five Phases cosmology, moral rulership, and imperial Confucian policy.

Fazang

643 CE – 712 CE

Chang'an

Tang Huayan master who systematized Fazang's interpenetration metaphysics, teaching classifications, Golden Lion analogy, and Avatamsaka Buddhist philosophy.

Feng Guifen

1809 CE – 1874 CE

Wuxian / Mudu, Suzhou, Jiangsu

Late Qing scholar-official from Suzhou whose statecraft reform program joined Confucian moral order with selective adoption of Western learning, manufacturing, military technology, public institutions, and practical science.

Gārgī Vācaknavī

700 BCE – 600 BCE

Videha / Mithilā region

Early Upanishadic woman philosopher from the Videha-Mithilā setting whose public questions to Yājñavalkya press inquiry toward the imperishable ground of world, speech, and knowledge.

Gautama (Akṣapāda)

200 BCE – 100 BCE

Indo-Gangetic region / early Nyāya milieu

Early Nyāya philosopher traditionally credited with the Nyāya Sūtra, whose analytic program systematized inference, debate, valid knowledge, realist categories, self, error, and liberation.

Gautama (Rāhūgaṇa)

1500 BCE – 1200 BCE

Indo-Gangetic / early Vedic region

Rigvedic seer associated with the Gotama Rāhūgaṇa hymn block, whose transmitted hymns join praise, sacrifice, speech, divine agency, kingship, auspicious life, and cosmic order.

Gongsun Long

325 BCE – 250 BCE

Zhao state region

Warring States School of Names philosopher of language, logic, names and actualities, white-horse paradox, hard-white distinction, reference, designation, and disputation.

Gṛtsamada

1280 BCE – 1200 BCE

Indo-Gangetic region (Vedic tradition)

Rigvedic seer associated chiefly with the Mandala 2 hymn family, where sacred speech, rta, ritual knowledge, poetic form, and Vedic cosmology meet inside early Indian religious-philosophical reflection.

Gu Yanwu

1613 CE – 1682 CE

Kunshan, Jiangsu

Late Ming and early Qing Confucian scholar from Kunshan whose practical learning joined philology, historical geography, epigraphy, ethics, political responsibility, and evidence against empty speculation.

Guo Xiang

252 CE – 312 CE

Henan region (Western Jin)

Western Jin Daoist philosopher and Zhuangzi commentator whose reading of spontaneous self-transformation, natural social roles, non-interference, and immanent order shaped the received Zhuangzi tradition.

Han Fei

280 BCE – 233 BCE

Han state (Xinzheng region)

Warring States Chinese Legalist philosopher and statesman whose Han Feizi synthesizes fa, shu, shi, xingming, rewards and punishments, human motivation, and impersonal standards into a classic theory of state power.

He Yan

190 CE – 249 CE

Nanyang Commandery, Henan region

Cao Wei scholar-official and xuanxue philosopher whose Lunyu jijie, Daolun, and Wuming lun connect Analects commentary, wu and namelessness, qingtan, governance by wuwei, and the emotionless-sage debate.

Huang Zongxi

1610 CE – 1695 CE

Yuyao, Zhejiang

Ming-Qing Confucian philosopher from Yuyao whose political critique, historical method, Yijing scholarship, philology, music theory, geography, and loyalist ethics joined evidence to public responsibility.

Hui Shi

380 BCE – 305 BCE

State of Song, probably the Shangqiu/Henan region

Warring States Chinese School of Names philosopher, disputer, and statesman whose lost Huizi tradition, Ten Theses, law-code story, and Zhuangzi dialogues shaped later debates about names, actualities, identity, difference, space, time, perspective, and public standards.

Huineng

638 CE – 713 CE

Xinzhou, Lingnan, probably modern Xinxing County, Guangdong

Tang Chinese Chan Buddhist patriarch associated with the Platform Sutra, sudden enlightenment, Buddha-nature, no-thought, nondual meditation and wisdom, and the Southern school narrative that shaped later Chan, Seon, and Zen traditions.

Huiyuan

334 CE – 416 CE

Loufan, Yanmen Commandery, Bingzhou, near modern Ningwu County, Shanxi

Eastern Jin Chinese Buddhist scholastic monk associated with Mount Lu, Donglin Temple, early Chinese Pure Land devotion, Prajnaparamita interpretation, karmic retribution, monastic autonomy from royal ritual, and the correspondence with Kumārajīva.

Hunayn ibn Ishaq

808 CE – 873 CE

al-Hira, near Baghdad

Arab Christian physician, translator, theologian, and scientific writer of Abbasid Baghdad whose Greek-Arabic and Greek-Syriac translation method, Galenic medicine, ophthalmology, logic transmission, and Christian Arabic apologetic work shaped medieval Islamic and Latin philosophy of science.

Ibn Rushd (Averroes)

1126 CE – 1198 CE

Córdoba, al-Andalus

Andalusian Arab philosopher, jurist, physician, judge, and Aristotelian commentator whose work in logic, metaphysics, natural philosophy, medicine, law, rhetoric, poetics, and philosophy of religion shaped Islamic, Hebrew, and Latin philosophical traditions.

Ishaq ibn Hunayn

830 CE – 910 CE

Baghdad

Arab Christian translator, physician, mathematician, astronomer, and philosophical transmitter of Abbasid Baghdad whose Arabic versions of Aristotle, Euclid, Ptolemy, Menelaus, Autolycus, and medical-biographical sources helped form the technical language of medieval Arabic philosophy and science.

Īśvarakṛṣṇa

350 CE – 425 CE

probably northern India; exact birthplace unknown

Classical Indian Sāṃkhya philosopher credited with the Sāṃkhyakārikā, a compact verse synthesis of prakṛti, puruṣa, guṇas, pramāṇas, causation, mind, bondage, suffering, and liberation through discriminative knowledge.

Jaimini

350 BCE – 300 BCE

Indo-Gangetic region, exact birthplace unknown

Early Indian Mīmāṃsā philosopher credited with the Mīmāṃsā Sūtra, a foundational sūtra text on dharma, Vedic injunction, authorless scripture, ritual action, pramāṇa, śabda, and the interpretation of sacred language.

Jalal al-Din al-Dawwani

1427 CE – 1502 CE

Dawan (near Kazerun, Fars)

Persian philosopher and theologian from Dawan whose post-Avicennian metaphysics, Illuminationist commentary, logic, ethics, and philosophical theology shaped late medieval Islamic philosophy.

Kaṇāda (Ulūka)

100 CE – 200 CE

probably northern India or the Indo-Gangetic region; exact birthplace unknown

Early Vaiśeṣika philosopher traditionally credited with the Vaiśeṣika Sūtra, where atomism, substances, qualities, motion, universals, inherence, dharma, and liberation are organized into a realist category system.

Kang Youwei

1858 CE – 1927 CE

Su Village, Danzao, Nanhai County, Guangdong, now Nanhai District, Foshan

Late Qing Confucian reformer whose New Text Confucianism, constitutional monarchism, Confucian religious reform, Datong utopianism, and calligraphy theory reshaped modern Chinese political and philosophical debate.

Kaṇva

1200 BCE – 1100 BCE

probably northern India or the Ganges-Yamuna/Mālinī river tradition; exact birthplace unknown

Vedic rishi and Kaṇva lineage figure associated with Rigvedic hymnody, sacred speech, ritual praise, Kāṇva transmission, and the Śakuntalā āśrama tradition.

Kapila

700 BCE – 600 BCE

probably northern India or the Indo-Gangetic region; exact birthplace unknown

Legendary early Sāṃkhya founder associated with puruṣa, prakṛti, guṇas, discriminative knowledge, liberation, and later Sāṃkhya-pravacana transmission.

Kuiji

632 CE – 682 CE

Chang'an, Tang China

Tang Faxiang Yogācāra scholastic whose Consciousness-Only commentaries, Buddhist logic, scripture exegesis, and Cheng Weishi Lun Shuji shaped East Asian philosophy of mind, epistemology, language, and religion.

Kumārajīva

344 CE – 413 CE

Kucha (Kuqa), Tarim Basin

Kuchean Buddhist translator whose Chang'an translation bureau carried Prajñāpāramitā, Madhyamaka, Lotus, Vimalakīrti, Pure Land, and meditation texts into durable Chinese Buddhist philosophical language.

Kutsa Āṅgirasa

1200 BCE – 1100 BCE

Indo-Gangetic region, exact birthplace unknown

Vedic rishi and Āṅgirasa lineage figure associated with Rigvedic Indra hymnody, sacred speech, ritual praise, śruti transmission, and early Hindu religious philosophy.

Laozi

600 BCE – 501 BCE

traditionally Ku County, state of Chu, near modern Luyi, Henan; historicity uncertain

Legendary early Daoist figure associated with the Daodejing, Dao, de, wuwei, ziran, simplicity, anti-coercive rule, and later religious Daoist veneration as Taishang Laojun.

Li Si

280 BCE – 208 BCE

Shangcai, State of Chu, now Henan

Qin Legalist statesman whose memorials, centralized statecraft, and script-standardization work helped form the administrative language of the first Chinese empire.

Liang Qichao

1873 CE – 1929 CE

Xinhui, Guangdong

Cistercian monk, abbot of late Qing and early Republican reformism, and medieval Christian philosopher-theologian whose theology of love, humility, grace, free choice, mystical ascent, monastic ethics, scriptural exegesis, and ecclesial counsel shaped scholastic, monastic, and political theology.

Lu Jiuyuan

1139 CE – 1193 CE

Jinxi, Fuzhou, Jiangxi

Cistercian monk, abbot of Southern Song Neo-Confucianism, and medieval Christian philosopher-theologian whose theology of love, humility, grace, free choice, mystical ascent, monastic ethics, scriptural exegesis, and ecclesial counsel shaped scholastic, monastic, and political theology.

Mahāvīra (Vardhamāna)

599 BCE – 527 BCE

Kuṇḍagrāma near Vaiśālī, Vajji; traditional birthplace

Jain śramaṇa teacher and final tīrthaṅkara associated with ahiṃsā, anekāntavāda, aparigraha, ascetic liberation, kevala-jñāna, and the Jain Āgama teaching tradition.

Maitreyī

800 BCE – 700 BCE

Videha / Mithilā region; Upanishadic setting, exact birthplace unknown

Early Upanishadic woman philosopher whose dialogues with Yājñavalkya ask whether wealth can secure immortality and redirect inquiry toward ātman, self-knowledge, and renunciation.

Makkhali Gośāla

520 BCE – 460 BCE

Śrāvastī region; traditional setting and exact birthplace uncertain

Ancient Indian Ājīvika teacher remembered for niyati, a radical doctrine of fate and fixed transmigration reconstructed from Buddhist and Jain hostile-source evidence.

Mencius (Mengzi)

372 BCE – 289 BCE

Zou, State of Lu

Classical Confucian philosopher whose account of xingshan, the four sprouts, ren, yi, moral cultivation, benevolent government, and people-centered legitimacy shaped East Asian ethics and political thought.

Mozi (Mo Di)

470 BCE – 391 BCE

State of Lu or State of Song, Warring States China

Warring States philosopher of Mohism, jian ai, impartial care, anti-aggression, meritocracy, frugality, Heaven, ghosts, standards, logic, optics, and siege defense.

Muhyi al-Din Ibn Arabi

1165 CE – 1240 CE

Murcia, al-Andalus

Sufi philosopher of Akbarian metaphysics, imagination, prophecy, sainthood, divine names, unveiling, cosmology, the Perfect Human, and Islamic mystical reception.

Nagarjuna

150 CE – 250 CE

South India, often associated with Andhra

Madhyamaka Buddhist philosopher of emptiness, dependent origination, two truths, svabhava critique, catuskoti, Middle Way reasoning, and Prajnaparamita reception.

Nasir al-Din al-Tusi

1201 CE – 1274 CE

Tus, Khorasan

Persian polymath of Avicennism, Shi i theology, ethics, logic, mathematics, astronomy, Maragha Observatory, the Tusi couple, and Ilkhanid scholarship.

Patanjali

350 CE – 450 CE

India

Classical Yoga philosopher of the Yoga Sutras, citta-vritti-nirodha, purusha, prakriti, kleshas, karma, samadhi, kaivalya, Ishvara, and eight-limbed practice.

Prajapati

1200 BCE – 800 BCE

Indo-Gangetic Plain (Vedic tradition)

Vedic creator figure and lord of creatures whose profile joins Hiranyagarbha, Prajapati, tapas, Vac, yajna, sacrifice as creation, Brahmana ritual cosmology, Daksha, Brahma identification, and later Hindu reception.

Prasastapada

530 CE – 560 CE

Indo-Gangetic region (Vaisheshika scholasticism)

Vaisheshika scholastic philosopher of Padartha Dharma Sangraha, Prasastapada Bhashya, padartha taxonomy, substance, quality, motion, universal, particularity, inherence, pramana, atomism, and Nyaya-Vaisheshika realism.

Purana Kassapa

560 BCE – 480 BCE

Magadha region

Early Indian sramana teacher remembered for akiriyavada, denial of the moral efficacy of action, Magadhan debate culture, the six teachers, and the Samannaphala Sutta report.

Qusta ibn Luqa

820 CE – 912 CE

Baalbek (Heliopolis)

Christian Arabic polymath and translator from Baalbek whose work joins medicine, mathematics, astronomy, mechanics, spirit-soul psychology, classification of sciences, and Latin scholastic reception.

Qutb al-Din al-Shirazi

1236 CE – 1311 CE

Shiraz

Persian Islamic polymath of Shiraz, Maragha astronomy, Avicennan medicine, Illuminationist commentary, planetary models, optics, rhetoric, Quran commentary, and Durrat al-Taj.

Raikva

750 BCE – 700 BCE

Indo-Gangetic region

Upanishadic sage of the Chandogya Upanishad whose Samvarga Vidya joins Janasruti, humility before knowledge, the cart-man motif, Vayu as cosmic absorber, Prana as bodily absorber, food and eater imagery, and Vedic transmission.

Śabara Svāmin

100 BCE – 1 BCE

Indian subcontinent, exact birthplace unknown

Early Mīmāṃsā commentator whose Śabara Bhāṣya shaped Indian philosophy of language and religion through its analysis of Vedic injunction, dharma, śabda, pramāṇa, ritual action, and scriptural authority.

Sanatkumāra

700 BCE – 600 BCE

Indo-Gangetic region (symbolic / cosmic teacher)

Upanishadic teacher of Nārada whose Chāndogya dialogue links language, knowledge, sorrow, and bhūman, the infinite fullness beyond finite disciplines.

Sañjaya Belaṭṭhiputta

520 BCE – 450 BCE

Magadha region

Early Indian skeptic associated with Ajñāna and the Sāmaññaphala Sutta, where his remembered replies model suspension of judgment and metaphysical non-commitment.

Satyakāma Jābāla

700 BCE – 600 BCE

Indo-Gangetic region (Pañcāla tradition)

Upanishadic figure whose Chandogya episode treats truthful self-disclosure as the sign of spiritual fitness and a gateway into instruction about Brahman.

Sengzhao

384 CE – 414 CE

Jingzhao (Chang'an region)

Chinese Buddhist philosopher from Jingzhao whose Zhaolun essays shaped early Chinese Madhyamaka through emptiness, nonduality, non-knowing wisdom, language, and nameless nirvana.

Shang Yang

390 BCE – 338 BCE

Wei state region

Chinese Legalist reformer whose Qin reforms and attributed Book of Lord Shang shaped early theories of law, state power, rewards, punishments, agriculture, and war.

Shihāb al-Dīn Suhrawardī

1154 CE – 1191 CE

Suhraward (Zanjan region)

Persian Illuminationist philosopher of presential knowledge, ontology of lights, Avicennan critique, imagination, symbolic narrative, and later ishraqi reception.

Siddhārtha Gautama

563 BCE – 483 BCE

Lumbinī

Founder of Buddhism whose transmitted early discourses frame suffering, liberation, dependent arising, not-self, mindfulness, ethics, and the Middle Way.

Sima Qian

145 BCE – 86 BCE

Longmen (near present-day Hancheng)

Western Han historian and thinker whose Shiji joined ethical judgment, political memory, narrative biography, source criticism, cosmology, and historical method.

Thābit ibn Qurra

826 CE – 901 CE

Harran, Upper Mesopotamia

Harranian Sabian polymath of Baghdad, Greek-Syriac-Arabic translation, geometry, number theory, ratios, astronomy, statics, medicine, Galenic summaries, De imaginibus, and Latin/Hebrew reception.

Uddālaka Āruṇi

750 BCE – 700 BCE

Kuru-Panchala region

Early Upanishadic teacher of Shvetaketu whose Chandogya teaching joins sat, Atman, subtle essence, visible-to-invisible analogy, tat tvam asi, and later Vedanta reception.

Vasiṣṭha

1270 BCE – 1200 BCE

Rigvedic Bharata-Sudās priestly milieu; Sarasvatī-Paruṣṇī/Punjab horizon, exact birthplace unknown

Rigvedic rishi of the Bharata-Sudās priestly horizon whose Mandala 7 hymn blocks make mantra, sacred speech, Varuṇa theology, Sarasvatī, ṛta, yajña, and divine-human mediation central to early Vedic ritual philosophy.

Vasubandhu

316 CE – 396 CE

Puruṣapura, Gandhāra; modern Peshawar region

Gandhāran Buddhist philosopher whose Abhidharma analysis, Yogācāra consciousness-only arguments, Buddhist logic, karma theory, and Mahāyāna commentary shaped Indian, Tibetan, and East Asian scholastic philosophy.

Vātsyāyana

390 CE – 460 CE

Indo-Gangetic scholastic milieu; exact birthplace unknown

Classical Nyāya commentator identified with the Nyāyabhāṣya, whose analysis of pramāṇa, debate, inference, testimony, self, and liberation made Sanskrit logical inquiry central to Indian philosophy.

Viśvāmitra

1265 BCE – 1195 BCE

Rigvedic Bharata-Kuśika milieu; Vipāś-Śutudrī/Sarasvatī-Punjab horizon, exact birthplace unknown

Rigvedic rishi of the Bharata-Kuśika horizon whose Mandala 3 hymn blocks make mantra, sacred speech, ṛta, yajña, tapas, and divine-human mediation central to early Vedic ritual philosophy.

Wang Bi

226 CE – 249 CE

Shanyang Commandery, Cao Wei; exact site/source wording varies

Cao Wei philosopher of xuanxue whose Laozi and Zhouyi commentaries made nonbeing, Dao, principle, words, images, and meaning central to early medieval Chinese metaphysics and canonical interpretation.

Wang Yangming

1472 CE – 1529 CE

Yuyao, Zhejiang, Ming China

Ming Chinese Neo-Confucian philosopher of the School of Mind whose teaching joins innate knowing, mind as principle, unity of knowledge and action, sagehood, and moral-political practice.

Wei Yuan

1794 CE – 1857 CE

Shaoyang, Hunan, Qing China

Late Qing Chinese statecraft thinker, historian, and geographer whose works joined Confucian practical learning, maritime defense, foreign geography, and reform-minded strategies for learning from foreign powers.

Xuanzang

602 CE – 664 CE

Goushi or Chenliu near Luoyang, Henan, Tang China; source variants noted

Cistercian monk, abbot of Yogacara, and medieval Christian philosopher-theologian whose theology of love, humility, grace, free choice, mystical ascent, monastic ethics, scriptural exegesis, and ecclesial counsel shaped scholastic, monastic, and political theology.

Xunzi

313 BCE – 238 BCE

State of Zhao, north-central China; exact birthplace uncertain

Late Warring States Confucian philosopher whose received Xunzi corpus argues that learning, ritual, music, names, cultivated artifice, and institutions transform unruly human tendencies into moral and political order.

Yājñavalkya

760 BCE – 685 BCE

Videha / Mithilā region; Upanishadic setting, exact birthplace unknown

Late Vedic and early Upanishadic philosopher remembered for Śukla Yajurveda transmission, Bṛhadāraṇyaka debates with Janaka, Gārgī, and Maitreyī, and teachings on ātman, Brahman, renunciation, and dharma.

Zakariyya al-Qazwini

1203 CE – 1283 CE

Qazvin

Persian Islamic cosmographer and geographer whose Wonders of Creation and Monuments of the Lands joined natural history, geography, astronomy, marvel literature, manuscript illustration, and theological reflection on created order.

Zhang Zai

1020 CE – 1077 CE

Chang'an or Fengxiang region, Shaanxi; lived at Hengqu, Mei County

Northern Song Neo-Confucian philosopher of qi metaphysics whose account of Great Vacuity, Great Harmony, human nature, and universal kinship shaped Guanxue, Cheng-Zhu learning, and later Confucian moral cosmology.

Zhang Zhidong

1837 CE – 1909 CE

Xingyi, Guizhou, Qing China; ancestral home Nanpi, Zhili/Hebei

Late Qing Confucian statesman and reform thinker whose Zhongti Xiyong formula joined classical moral-political substance to Western practical learning, technology, schooling, and institutional modernization.

Zhi Qian

193 CE – 252 CE

Luoyang, Eastern Han China; later active at Jianye under Eastern Wu

Three Kingdoms Buddhist translator of Yuezhi ancestry whose Chinese renderings of Prajnaparamita, Vimalakirti, Pure Land, verse, and narrative scriptures shaped early Chinese Mahayana vocabulary and reception.

Zhiyi

538 CE – 597 CE

Huarong, Jingzhou; source surfaces vary Hunan/Hubei, exact site uncertain

Sui Tiantai Buddhist philosopher whose Lotus Sutra hermeneutics, three-truths metaphysics, panjiao classification, and calming-insight meditation system shaped East Asian Buddhist thought.

Zhou Dunyi

1017 CE – 1073 CE

Yingdao, Daozhou, now Dao County, Yongzhou, Hunan

Northern Song Neo-Confucian philosopher whose taiji-wuji cosmology, theory of sincerity, moral self-cultivation, and lotus symbolism helped form the metaphysical and ethical vocabulary later systematized by Zhu Xi.

Zhu Xi

1130 CE – 1200 CE

Youxi, Nanjian Prefecture, Fujian, Southern Song; ancestral Wuyuan/Huizhou noted in sources

Southern Song Neo-Confucian philosopher whose Cheng-Zhu synthesis made li-qi metaphysics, investigation of things, ritual self-cultivation, and the Four Books commentary tradition central to later East Asian Confucian learning.

Zhuangzi

369 BCE – 286 BCE

Meng, state of Song, now near Shangqiu, Henan; exact site uncertain

Warring States Daoist philosopher whose received Zhuangzi tradition uses parable, skepticism, transformation, spontaneity, and perspectival reasoning to loosen fixed distinctions and reorient life toward wandering with dao.

Zongmi

780 CE – 841 CE

Xichong, Guozhou, Sichuan, Tang China

Tang Buddhist philosopher whose Huayan-Chan synthesis joined tathāgatagarbha, Perfect Enlightenment exegesis, sudden awakening with gradual cultivation, and doctrinal classification.