Abgar V or Abgarus V of Edessa (4 BC - AD 7 and AD 13 - 50) was a Assyrian/Syriac historical ruler of the kingdom of Osroene, holding his capital at Edessa. (Compare to the region that was referred to as Mesopotamia by the Greeks and Athur in the Old Testament). According to an ancient legend, he was converted to Christianity by Addai, one of the Seventy-two Disciples.