Self-defense is a countermeasure that involves defending oneself
Self Defense may also refer to:
Self Defense (1932 film), a Monogram Pictures filmSelf Defense (1983 film), an action-thriller film"Self Defense" (Homicide: Life on the Street), a 1999 episode of Homicide: Life on the StreetSelf Defense Family, an American bandSelf-Defence of the Republic of Poland, a political party in Poland reference