List of Famous people who are 55

Didier Patrick Queloz is a Swiss astronomer. He is the Jacksonian Professor of Natural Philosophy at the University of Cambridge, where he is also a fellow of Trinity College, Cambridge, as well as a professor at the University of Geneva. Together with Michel Mayor in 1995, he discovered 51 Pegasi b, the first extrasolar planet orbiting a sun-like star, 51 Pegasi. For this discovery, he shared the 2019 Nobel Prize in Physics with James Peebles and Michel Mayor. He is designate director of the new Center for the Origin and Prevalence of Life at ETH Zurich.

Élie Domota is a trade union leader from Guadeloupe, spokesman of Liyannaj Kont Pwofitasyon or LKP and general secretary of the UGTG, the main trade union in Guadeloupe. He was the leading figure in the general strike in Guadeloupe which started on January 20, 2009.

Scott Lee Kimball is a convicted serial killer from Boulder County, Colorado. He is serving a 70-year sentence after pleading guilty in 2009 to the murders of Kaysi McLeod, 19; Jennifer Marcum, 25; LeAnn Emry, 24; and Kimball's uncle, Terry Kimball, 60.

Ramon Bong Revilla Jr., also known as simply Bong Revilla, is a Filipino actor, television presenter and politician, who is a Senator of the Philippines. In 2009, he legally changed his surname to Bong Revilla.

James Neil Phillips is a former professional football player whose last role was as Academy Director at Bolton Wanderers after spending a number of years as youth team coach. In his playing career he turned out for a number of clubs, including Bolton, Middlesbrough, Oxford United and Rangers. Whilst at Bolton he played in the 1995 Football League Cup Final.

Hope Sandoval is an American singer-songwriter who is the lead singer of Mazzy Star and Hope Sandoval & the Warm Inventions. Sandoval has toured and collaborated with other artists, including Massive Attack, for whom she sang "Paradise Circus" on the 2010 album Heligoland, and the 2016 "The Spoils" single.

Luc De Larochellière is a Canadian singer-songwriter from Quebec.

Franck Passi is a French retired footballer who played as a midfielder, and was last the manager of Ligue 2 club Chamois Niortais.

William Thomas Romanowski is a former American football linebacker who played in the National Football League (NFL) for 16 seasons, primarily with the San Francisco 49ers and Denver Broncos. Selected by the 49ers in the third round of the 1988 NFL Draft, he spent six seasons each in San Francisco and Denver. He was also a member of the Philadelphia Eagles and Oakland Raiders for two seasons each. At the time of his retirement, Romanowski won four Super Bowl titles, two each with the 49ers and Broncos, and twice received Pro Bowl honors during his Broncos tenure. However, he also led a controversial career due to often engaging in unsportsmanlike behavior, which led to frequent altercations with opponents and teammates.

Yoko Takahashi is a Japanese singer, who is best known for her work throughout the 1990s, most particularly for her singles which were performed for and featured in anime, most notably the Neon Genesis Evangelion franchise.