Harold (disambiguation)


 * Harold - An FEV mutant (eventually a part-tree) who has appeared in almost every Fallout game.
 * Harold - A ghoul trooper of the Brotherhood of Steel in ''Fallout: Tactics
 * Harold Callahan - Mentioned-only US Army trooper in the pre-War Pentagon in Broken Steel
 * Harold Worthington III - Mentioned-only visitor of the Statesman Hotel in Fallout 3