List of Famous people who are 51

Jesús Julián Lucendo is a former Andorran national footballer of Spanish origin. He made 27 appearances internationally for Andorra. He had an extensive club career as well, including one season with FC Barcelona. He retired in November 2003 due to a knee injury.

Marco Milesi is a former Italian racing cyclist, who rode professionally between 1994 and 2006. Before that, he finished in second place in the Girobio in 1993. He started six times in a grand Tour, but did not achieve notable successes. His best result in a classic race was the 10th place in 1996 Paris–Roubaix.

Gino Louis Torretta is a former American college and professional football player who was a quarterback in the National Football League (NFL) for five seasons. He played college football for the University of Miami, won the Heisman Trophy in 1992, and was a member of the Miami Hurricanes' national championship teams of 1989 and 1991. A seventh-round pick in the 1993 NFL Draft, he was a member of several NFL teams, but never became a regular starter as a pro. He was inducted into the College Football Hall of Fame in 2010.

Paul Hudson is a former Australian rules footballer who played for Hawthorn, the Western Bulldogs and Richmond in the Australian Football League (AFL). He currently serves as a development coach with St Kilda and as the senior coach of Victorian Football League club Sandringham.