John Wendling (born June 4, 1983) is an American football safety for the Detroit Lions of the National Football League. He was drafted by the Buffalo Bills in the sixth round (184th overall) of the 2007 NFL Draft. He played college football at Wyoming. During the 2009 and 2010 seasons, Wendling saw most of his playing time as a gunner on special teams. He led the Bills in special teams tackles in 2009, and also led the Lions in 2010.