List of Famous people named Jack

Jack Patrick Dorsey is an American technology entrepreneur and philanthropist who is the co-founder and CEO of Twitter, and the founder and CEO of Square, a financial payments company.

John Joseph Nicholson is an American actor and filmmaker whose career has spanned more than 60 years. He is known for having played a wide range of starring or supporting roles, including comedy, romance, and darkly comic portrayals of anti-heroes and villainous characters. In many of his films, he played the "eternal outsider, the sardonic drifter", someone who rebels against the social structure.

Jack Peter Benedict Whitehall is an English comedian, presenter, actor, and writer. He is best known for starring as JP in the series Fresh Meat (2011–2016) and Alfie Wickers in the series Bad Education (2012–2014) and its spin-off film The Bad Education Movie (2015). He also co-wrote the latter two. From 2012 to 2018, Whitehall was a regular panellist on the game show A League of Their Own. In 2017, he appeared with his father in the Netflix comedy documentary series Jack Whitehall: Travels with My Father and starred in the television series Decline and Fall. Since 2018, he has been the host of the Brit Awards.

Jack M. Ciattarelli is an American politician and businessman who served in the New Jersey General Assembly from 2011 to 2018, representing the 16th Legislative District. A Republican, he finished second in the primary race for Governor of New Jersey in 2017, losing the primary election to Kim Guadagno, the Lieutenant Governor of New Jersey.

Jackman Thomas Harlow is an American rapper, singer, and songwriter. He is signed to Don Cannon and DJ Drama's Generation Now record label and Atlantic Records. He is also the co-founder of his own musical collective, Private Garden. He is best known for his 2020 single "Whats Poppin", which peaked at number two on the US Billboard Hot 100. His debut album, Thats What They All Say, was released on December 11, 2020, and peaked at number five on the US Billboard 200.

Jack Peter Grealish is an English professional footballer who plays as a winger or attacking midfielder for Premier League club Aston Villa and the England national team.

John "Jack" Charlton was an English footballer and manager who played as a defender. He was part of the England team that won the 1966 World Cup and managed the Republic of Ireland national team from 1986 to 1996 achieving two World Cup and one European Championship appearances. He spent his entire club career with Leeds United from 1950 to 1973, helping the club to the Second Division title (1963–64), First Division title (1968–69), FA Cup (1972), League Cup (1968), Charity Shield (1969), Inter-Cities Fairs Cup, as well as one other promotion from the Second Division (1955–56) and five second-place finishes in the First Division, two FA Cup final defeats and one Inter-Cities Fairs Cup final defeat. His 629 league and 762 total competitive appearances are club records. He was the elder brother of former Manchester United forward Bobby Charlton, who was also a teammate in England's World Cup final victory. In 2006, Leeds United supporters voted Charlton into the club's greatest XI.

Jack Berndhard Hermansson is a Swedish professional mixed martial artist, who competes in the Middleweight division of the Ultimate Fighting Championship (UFC). He is the former champion in Cage Warriors and Warrior Fight Series. In 2012–2013, he fought in the United States in the Bellator MMA promotion. On the European circuit, he held notable victories over UFC veteran Karlos Vemola and Bellator veteran Norman Paraisy among others. As of December 7 2020, he is #6 in the UFC middleweight rankings.

Jack Ma, or Ma Yun, is a Chinese business magnate, investor and philanthropist. He is the cofounder and former executive chairman of Alibaba Group, a multinational technology conglomerate. Ma is a strong proponent of an open and market-driven economy.

Jack Andrew Garry Wilshere is an English professional footballer who plays as midfielder for Championship side AFC Bournemouth.