List of Famous people who are 51

Martin Ulf Pringle is a Swedish former professional footballer who played as a centre forward, and the current manager of Eskilsminne IF.

Malcolm Malik Mackey is a retired American professional basketball player who was selected by the Phoenix Suns in the first round of the 1993 NBA draft. Born in Chattanooga, Tennessee, Mackey played only one season in the NBA for the Suns, appearing in 22 games. He played collegiately at Georgia Tech. He currently works as a consultant and advisor for the East Point Jaguars.

Jay Adelson is an American Internet entrepreneur. In 2014 Adelson co-founded Center Electric with Andy Smith. In 2013 he founded Opsmatic, a technology company that improves productivity on operations teams. In 2015 Opsmatic was bought by New Relic. Adelson's Internet career includes Netcom, DEC's Palo Alto Internet Exchange, co-founder of Equinix, Revision3 and Digg, and CEO of SimpleGeo, Inc. In 2008, Adelson was named a member of Time Magazine's Top 100 Most Influential People in the World and was listed as a finalist on the same list in 2009.

James Watson is a British film and television actor.

Sebastian Schnuelle is a Canadian dog musher and dog sled racer from Whitehorse, Yukon, who won the 2009 1,000 mile Yukon Quest sled dog race. Schnuelle is fluent in English, French, and German. Nicknames: 'Sab' or 'the Armchair Musher'.