Anicius Manlius Severinus Boëthius, commonly called Boethius, was a Roman senator, consul, magister officiorum, and philosopher of the early 6th century. He was born about a year after Odoacer deposed the last Western Roman Emperor and decl...

Augustine of Hippo was an early Christian theologian and philosopher from Numidia whose writings influenced the development of Western Christianity and Western philosophy. He was the bishop of Hippo Regius in north Africa and is viewed as o...

Julian was Roman emperor from 361 to 363, as well as a notable philosopher and author in Greek. His rejection of Christianity, and his promotion of Neoplatonic Hellenism in its place, caused him to be remembered as Julian the Apostate by th...

Plotinus was a major philosopher in the ancient world and is widely considered the father of Neoplatonism. Much of our biographical information about him comes from Porphyry's preface to his edition of Plotinus' Enneads. His metaphysical wr...

According to the Christian father Origen, Celsus was a 2nd-century Greek philosopher and opponent of Early Christianity. He is known for his literary work, The True Word, which survives exclusively in Origen's quotations from it in Contra C...

Aelius Galenus or Claudius Galenus, better known as Galen of Pergamum (modern-day Bergama, Turkey), was a prominent Roman physician and philosopher of Greek origin, and probably the most accomplished medical researcher of the Roman period....

Marcus Antoninus the Philosopher, Roman Emperor from 161 to his death in 180. It is this quality of Marcus' character which has made him a unique figure in Roman history, since he was the only emperor whose life was molded by, and devoted t...

Lucius Annaeus Seneca was a Roman Stoic philosopher, statesman, dramatist, and in one work humorist, of the Silver Age of Latin literature. He was tutor and later advisor to emperor Nero. While he was later forced to commit suicide for alle...

Philo, known also as Philo of Alexandria, Philo Judaeus, Philo Judaeus of Alexandria, Yedidia and Philo the Jew, was an Hellenistic Jewish philosopher born in Alexandria. Philo used allegory to fuse and harmonize Greek philosophy and Judais...

Strabo was a Greek historian, geographer and philosopher. Strabo is mostly famous for his 17-volume work Geographica, which presented a descriptive history of people and places from different regions of the world known to his era. Although...

Cato the Younger (Cato Minor) to distinguish him from his great-grandfather (Cato the Elder), was a politician and statesman in the late Roman Republic, and a follower of the Stoic philosophy. A noted orator, he is remembered for his stubbo...

Titus Lucretius Carus was a Roman poet and philosopher. His only known work is the epic philosophical poem on Epicureanism De rerum natura, translated into English as On the Nature of Things or "On the Nature of the Universe". According to...

Marcus Tullius Cicero was a Roman philosopher, politician, lawyer, orator, political theorist, consul and constitutionalist. He came from a wealthy municipal family of the Roman equestrian order, and is widely considered one of Rome's great...

Posidonius of Apameia or of Rhodes was a Greek Stoic philosopher, politician, astronomer, geographer, historian and teacher native to Apamea, Syria. He was acclaimed as the greatest polymath of his age. None of his vast body of work can be...

Chrysippus of Soli was a Greek Stoic philosopher. He was a pupil of Cleanthes, and his successor, in 230 BC, as third head of the Stoic school. A prolific writer, Chrysippus expanded the fundamental doctrines of Zeno of Citium, the founder...