List of Famous people who are 51

Peter Knowles is a former English badminton player. He competed for Great Britain at the 1996 and 2000 Summer Olympics. He also represented England at the 1994 and 1998 Commonwealth Games, winning a mixed team gold in 1994, and a men's team bronze medal in 1998. Knowles who played for Kent badminton won the men's singles title at the National Championships in 1997, and has been capped 39 times for England.

Ruben van der Meer is a Dutch actor and comedian.

José Ramón Bauzá Díaz is a Spanish politician and the president of the Autonomous Community of the Balearic Islands from 2011 to 2015. Born to a Majorcan father and a mother native to Madrid, he is licensed as a pharmacist by the Complutense University of Madrid. He owns his own pharmacy in his hometown of Marratxí.

František Trkal is a Czech former cyclist. He competed in two events at the 1992 Summer Olympics.

Adrian Bower is an English actor, best known for his role as physical education and geography teacher Brian Steadman in the first three series of the British comedy series Teachers. In 2015, he played Leofric in The Last Kingdom, a British television drama adapted from Bernard Cornwell's historical novels series The Saxon Stories.