List of Famous people who are 55

Hersey R. Hawkins Jr. is an American former professional basketball player. After starring at Chicago's Westinghouse High School, the 6'3" shooting guard attended Bradley University. Hawkins played for 4 teams throughout his 12-year National Basketball Association career.

Dominique Arnould is a French former professional road, cyclo-cross and mountain bike cyclist. As a professional, the greatest wins in Arnould’s career were the UCI Cyclo-Cross World Championships in 1993 and a stage win in the 1992 Tour de France. In addition Arnould was the Cyclo-Cross Champion of France five times between 1989 and 2003. He also raced professionally for the Giant mountain bike team, earning several top ten results at world championships in this discipline as well. He retired from professional cycling in 2004 and assumed the position of Directeur Sportif for the French ProTour cycling team Bouygues Télécom, now known as Total Direct Énergie.

Tsutomu Kashiwakura is a Japanese voice actor and sound director. He was formerly credited as 柏倉 つとむ.

Brian William Koppelman is an American showrunner. Koppelman is the co-writer of Ocean's Thirteen and Rounders, the producer for films including The Illusionist and The Lucky Ones, the director for films including Solitary Man and the documentary This Is What They Want for ESPN as part of their 30 for 30 series, and the co-creator, showrunner, and executive producer of Showtime's Billions.