Lydon J. Murtha (born November 13, 1985) is an American former professional football player who was an offensive tackle in the National Football League (NFL). He was selected by the Detroit Lions in the seventh round of the 2009 NFL draft. He played college football for the Nebraska Cornhuskers.
Murtha was signed off the Lions practice squad by the Miami Dolphins in October 2009. He was placed on injured reserve after the 2011 preseason with an undisclosed injury.