The Koopa Klan is the family tree of Bowser Koopa Sr. and all his ancestors and descendants. Known members are as follows: * Bauzire Koopa * Morton Koopa Sr. (this is Bowser's presumed father) * Bowser Koopa Sr. * The Koopalings * Ludwig von Koopa * Lemmy Koopa * Roy Koopa * Iggy Koopa * Wendy O. Koopa * Morton Koopa Jr. * Larry Koopa * Bowser Koopa Jr.