List of Famous people named Jack

Jack Vidgen is an Australian singer, best known for winning the fifth season of Australia's Got Talent as a teenager. He subsequently signed a recording contract with Sony Music Australia with his debut single, "Yes I Am", and studio album, of the same name, were released in August 2011. The album debuted at number three on the ARIA Albums Chart, and was certified gold. His second studio album, Inspire, was released in April 2012, reaching number 23 on the ARIA Albums Chart. In 2019 Vidgen auditioned for The Voice , and appeared on America's Got Talent: The Champions. Vidgen has also appeared on I'm a Celebrity...Get Me Out of Here! in Australia.

Jack Robert Howell is an American former professional baseball third baseman. He made his Major League Baseball (MLB) debut on May 20, 1985, with the California Angels, and played his final game on July 17, 1999, with the Houston Astros.

Jack David Marriott is an English professional footballer who plays as a striker for Sheffield Wednesday, on loan from fellow Championship club Derby County.

Jack Owen Spillman III is a serial killer from Spokane, Washington. He is known as the Werewolf Butcher.

Jack Robert Marshman is a Welsh professional mixed martial artist currently competing in the Middleweight division of the Ultimate Fighting Championship. A professional competitor since 2010, he has also competed for BAMMA and Cage Warriors. He is the former BAMMA Lonsdale Middleweight Champion and former Cage Warriors Middleweight Champion.

Jack Philip Barsky is a German-American author, IT specialist and former sleeper agent of the KGB who spied on the United States from 1978 to 1988. Exposed after the Cold War, Barsky became a resource for U.S. counterintelligence agencies and was allowed to remain in the United States. His autobiography, Deep Undercover, was published in 2017, and he frequently speaks on his experiences and as an expert on espionage.

Jack Quinn is a Canadian junior ice hockey forward who is currently playing with the Buffalo Sabres of the National Hockey League (NHL). He was selected eighth overall by the Sabres in the 2020 NHL Entry Draft, where he was projected to be a top prospect.

Jack Willis is an English professional rugby union player who plays as a Flanker for Wasps in the Gallagher Premiership.

Jack Robert Culcay-Keth is an Ecuador-born German professional boxer. As an amateur he represented Germany, fighting at the 2008 Summer Olympics in the welterweight division, and winning a silver medal at the 2008 European Championships and gold at the 2009 World Championships. He held the WBA interim light-middleweight title between 2015 and 2017.

John M. "Jack" Keane is a retired American four-star general, former Vice Chief of Staff of the United States Army and Presidential Medal of Freedom recipient. He is a national security analyst, primarily on Fox News, and serves as chairman of the Institute for the Study of War and as chairman of AM General.