Herodotus of Halicarnassus was a Greek historian who lived in the 5th century BC in Halicarnassus, Caria; Bodrum in modern Turkey. He is regarded as the "Father of History" in Western culture. He was the first historian known to collect his...

Xenophon of Athens was an Athenian-born mercenary, philosopher and historian. At the age of 30, he was elected a commander of the Ten Thousand, a force of Greek mercenaries in the service of Cyrus the Younger. He wrote the Anabasis, which r...

Marcus Porcius Cato was a Roman statesman, commonly referred to as Cato Censorius (the Censor), Cato Sapiens (the Wise), Cato Priscus (the Ancient), Cato Major, or Cato the Elder (to distinguish him from his great-grandson, Cato the Younger...

Polybius was a Greek historian of the Hellenistic period noted for his work The Histories, which covered the period of 264–146 BC in detail. The work describes the rise of the Roman Republic to the status of dominance in the ancient Mediter...

Sima Qian was a Chinese historian of the early Han dynasty (206 BC – AD 220). He is considered the father of Chinese historiography for his Records of the Grand Historian, a general history of China in the Jizhuanti style covering more than...

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...

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...

Titus Livius, or Livy, was a Roman historian. He wrote a monumental history of Rome and the Roman people, titled Ab Urbe Condita, "From the Founding of the City", covering the period from the earliest legends of Rome before the traditional...

Pliny the Elder was a Roman author, naturalist, and natural philosopher, as well as naval and army commander of the early Roman Empire, and personal friend of the emperor Vespasian. Spending most of his spare time studying, writing or in...

Titus Flavius Josephus was a first-century Romano-Jewish historian who was born in Jerusalem—then part of Roman Judea—to a father of priestly descent and a mother who claimed royal ancestry. He initially fought against the Romans during...

Plutarch is the most famous biographer of the ancient world and the author of a famous collection now known as Plutarch's Lives. Plutarch's original title was Parallel Lives of Famous Greeks and Romans, and that describes his unique approac...

One of the greatest historians of ancient Rome, Cornelius Tacitus is a primary source for much of what is known about life the first and second centuries after the life of Jesus. His most famous works, Histories and Annals, exist in fragmen...

Gaius Suetonius Tranquillus, commonly known as Suetonius, was an equestrian and a historian during the Roman Empire. His most important surviving work is a set of biographies of twelve successive Roman rulers, from Julius Caesar until Domit...

Hegesippus was a Christian chronicler of the early Church and wrote against heresies. His works are lost, save some passages quoted by Eusebius, who tells us that he wrote Hypomnemata (Memoirs) in five books, in the simplest style concernin...

Diogenes Laërtius was a biographer of the Greek philosophers. Nothing is definitively known about his life, but his surviving Lives and Opinions of Eminent Philosophers is a principal source for the history of ancient Greek philosophy....