Hydarnes (Greek: Ὑδάρνης, Old Persian: Vidarna), son of Bagābigna, was a Persian nobleman of the Achaemenid Empire in the 6th century BC.

Hydarnes (Greek: Ὑδάρνης, Old Persian: Vidarna), son of Bagābigna, was a Persian nobleman of the Achaemenid Empire in the 6th century BC.