War Front (foaled February 11, 2002) is an American Thoroughbred racehorse. In 2006 he won the Alfred G. Vanderbilt Handicap and finished second in the Forego Handicap and Vosburgh Stakes. Since retiring from racing he has become one of the most expensive sires in the world. His offspring include Declaration of War, , Roly Poly, U S Navy Flag, Omaha Beach and War of Will.