Easton's 1897 Bible Dictionary:

Sharezer
   (god) protect the king!, a son of Sennacherib, king of Assyria.
   He and his brother Adrammelech murdered their father, and then
   fled into the land of Armenia (2 Kings 19:37).


Hitchcock's Bible Names Dictionary (late 1800's):

Sharezer, overseer of the treasury, or of the storehouse