Jon Steven Young is a former professional American football quarterback who played in the National Football League for 15 seasons, primarily with the San Francisco 49ers. He also played for the Tampa Bay Buccaneers. Prior to his NFL career, he was a member of the Los Angeles Express in the United States Football League for two seasons. Young played college football for Brigham Young University, setting school and NCAA records en route to being runner-up for the 1983 Heisman Trophy.
Young was named the AP's NFL Most Valuable Player in 1992 and 1994, and was the MVP of Super Bowl XXIX. During his 1994 MVP campaign, he set a new NFL record for passer rating at 112.8. He is a member of the College Football Hall of Fame and the Pro Football Hall of Fame.
Young was an extremely efficient passer – leading the league in passer rating a record six times, and completion percentage and yards per attempt five times. At the time of his retirement, he had the highest passer rating among NFL quarterbacks with at least 1,500 passing attempts. As of the end of the 2020 season, he is ranked tenth all-time in passer rating, and is ranked second highest amongst retired players, behind only Tony Romo.