War Party may refer to:

• War Party (1988 film), 1988 film starring Billy Wirth and Kevin Dillon

• War Party (1965 film), a 1965 American Western film

• War Party (album), 2004 album by the heavy metal band Gwar

• War Party Tour 2004, a 2004 DVD live show by Gwar

• War Party (band), a Cree hip hop band in Canada

• "War Party", a song by Eddy Grant from Killer on the Rampage

• "War Party", a song by Mac from World War III