Jerry Lynn Ross (born January 20, 1948, Crown Point, Indiana) is a retired United States Air Force officer and a former NASA astronaut. He is a veteran of seven Space Shuttle missions, making him the joint record holder for most spaceflights (a record he shares with Franklin Chang-Diaz). His papers, photographs and many personal items are in the Barron Hilton Flight and Space Exploration Archives at Purdue University. He was inducted into the Astronaut Hall of Fame during ceremonies in May of 2014.