The name Caspian means From Qazvin, Iran and is of English origin. Caspian is a name that's been primarily used for boys.
Name taken from the Caspian Sea. Prince Caspian is a character by C.S. Lewis in his famous Chronicles of Narnia series. The Caspian sea was most likely named after the city of Qazvin, which was named for the ancient tribe of Cas.