Ryan Killeen (born July 11, 1983) is an American former football placekicker. He played college football for the USC Trojans. He was a member of the Detroit Lions, Seattle Seahawks, and Amsterdam Admirals.
Killeen played college football at the University of Southern California. He transferred there from Mt. San Antonio College in his season.
He was originally signed as a free agent for the Detroit Lions, but was cut before the regular season.