List of Famous people named Jack

Jack Roush is the founder, CEO, and co-owner of Roush Fenway Racing, a NASCAR team headquartered in Concord, North Carolina, and is Chairman of the Board of Roush Enterprises.

Jack Mulcahy is an American actor.

Jack McGee is an American television and film character actor. He has appeared in over 100 films and television series.

Jack Haig is an Australian professional road racing cyclist, who currently rides for UCI WorldTeam Team Bahrain Victorious.

Jack Shalloo is an English actor and singer. He has acted in musical theatre as Lewis in Our House, Hamlet in Hamlet The Musical and Pete in Departure Lounge. As a singer, Shalloo released the album London Soul in 2011.

Jack Avon is an analyst and writer based in the United Kingdom. He is the author of The Handbook of Financial Modeling and The Basics of Financial Modeling, published in New York in 2013 and 2014 respectively, and of The Bid Proposal Handbook, published by in London in May 2017. He has also authored The Interim Contractor, published in London in 2017, The Financial Modellers VBA Compendium, published in London 2018 and Becoming a Photographer, Book one, published in London 2019. In December 2020 he completed the follow-up to the Handbook of Financial Modeling called Handbook of Financial Modeling Second Edition Avon is a world expert in financial modelling.

Jack Cowin is a Canadian-Australian businessman and entrepreneur with a long-term involvement in franchised fast food chains in Australia and Canada. Cowin brought KFC to Australia, founded and owns Hungry Jack's, the Burger King franchise in Australia, has at various stages controlled the Domino's Pizza franchise in Australia prior to its 2005 listing on the ASX, and has an ownership stake in the Lone Star Texas Grill restaurant chain in Canada, with upstream Australian investments in cattle stations and food processing. Cowin is the Executive Chairman of Competitive Foods Australia, one of Australia's largest privately held businesses. Cowin has also been an investor in Australia's Ten Network, serving as a non-executive director.

Jack M. Greenberg was Chairman and CEO of McDonald's Corporation from 1999 through 2002, when he was replaced by James R. Cantalupo. He was promoted to CEO in 1998, succeeding Michael R. Quinlan in that role as Quinlan retained the title of Chairman.

Jack Cosgrove was an American special effects artist. He was nominated for five Academy Awards for Best Special Effects.

Jack Wilson McConnell, Baron McConnell of Glenscorrodale, is a Scottish politician and a Labour life peer in the House of Lords. He was the First Minister of Scotland from 2001 to 2007. He was the Member of the Scottish Parliament for Motherwell and Wishaw from 1999 to 2011.