Ryan Thomas O'Callaghan (born July 19, 1983) is a former American football offensive tackle. He played college football at California and was drafted by the New England Patriots in the fifth round of the 2006 NFL Draft. He also played for the Kansas City Chiefs. O'Callaghan is one of only a few openly gay NFL players.As a rookie, O'Callaghan started in his first NFL game against the Buffalo Bills in 2006, at right tackle. He would go on to start six games in 2006, as well as a game in 2007, filling in for injured starter Nick Kaczur. O'Callaghan missed the entire 2008 season after being placed on injured reserve with a shoulder injury on August 28. He was waived by the Patriots on September 5, 2009 during final cuts. Wikipedia