Sennacherib had multiple sons.
Sennacherib (Neo-Assyrian cuneiform:  Sn-ahh-erba or Sn-a-erba, meaning "Sn has replaced the brothers") was the king of the Neo-Assyrian Empire from the death of his father Sargon II in 705 BC to his own death in 681 BC
=== Sennacherib as crown prince ===As crown prince, Sennacherib exercised royal power with his father, or alone as a substitute while Sargon was away campaigning

