Deimachus
Deimachus was a Greek of the Seleucid Empire who lived during the third-century BCE. He became an ambassador to the court of the Mauryan ruler Bindusara "Amitragatha" in Pataliputra in India..
Deimachus was sent by Antiochus I Soter.
As an ambassador, he was the successor to the famous ambassador and historian Megasthenes. Both of them were mentioned by Strabo:
Deimachus apparently wrote extensively on India, and is quoted as a reference in geographical matters, although his works are now lost:
Strabo, however, disputed these figures, and some of the fanciful accounts of both men, although they also brought extensive knowledge about India: