List of Famous people who are 51

Olga Sergeyevna Kuzenkova is a Russian track and field athlete, the first woman to throw the hammer more than 70 meters. She has tested positive for doping.

Álvaro González de Galdeano Aranzábal is a Spanish former professional cyclist. He was the manager of the cycling team Euskaltel–Euskadi until it disbanded in 2013. He is the brother of Igor González de Galdeano.

Daniel Lapaine is an Australian stage, film and television actor, currently residing in London. He also works as a writer and director.

Jenny Valentine is an English children's novelist. For her first novel and best-known work, Finding Violet Park, she won the annual Guardian Children's Fiction Prize, a once-in-a-lifetime book award judged by a panel of British children's writers. Valentine lives in Glasbury-on-Wye, Wales with her husband singer/songwriter Alex Valentine, with whom she runs a health food shop in nearby Hay-on-Wye.

Daniel Hoch is an American actor, writer, director and performance artist. He has acted in larger roles in independent and art house movies and had a few small roles in mainstream Hollywood films, with increasing exposure as in 2007's We Own the Night. He is also known for his one man shows.