Happy is the nickname of:
John Newbold Camp (1908–1987), American politician
Happy Caldwell (1903–1978), American jazz clarinetist and tenor saxophonist
Jack Chesbro (1874–1931), American Major League Baseball pitcher nicknamed "Happy Jack"
Happy Chandler (1898–1991), American senator and Governor of Kentucky and Commissioner of Major League Baseball
Happy Feller (born 1949), American former National Football League kicker
Happy Felsch (1891–1964), American Major League Baseball player
Happy Finneran (1890–1942), American Major League Baseball player
Happy Foreman (1899–1953), American Major League Baseball relief pitcher
Howard Goodman, gospel musician, founder of The Happy Goodman Family
Happy Hairston (1942–2001), American National Basketball Association player
Happy Hammond (1917 – c. 1998), Australian comedian and children's show host
Pat Hartnett (baseball) (1863–1935), American Major League Baseball player for part of one season
Kevin Harvick (born 1975), American NASCAR driver nicknamed "Happy Harvick"
Burt Hooton (born 1950), American former Major League Baseball pitcher and coach
Archie McKain (1911–1985), American Major League Baseball pitcher
Helen Reichert (1901–2011), American talk show personality and university professor
Happy Rhodes (born 1965), American singer, songwriter and musician
Happy Rockefeller (1926-2015), widow of former Vice President of the United States Nelson Rockefeller
Jeff Shulman (born 1975), American poker player and magazine editor
Jack Stivetts (1868–1930), American Major League Baseball pitcher nicknamed "Happy Jack"
Happy Traum (born 1938), American folk musician
David "Happy" Williams, US-based Trinidadian jazz double-bassist
George Wilson (rugby), Scottish rugby union and professional rugby league footballer of the 1940s and '50s
Vincent Cervoni Schopenhauer (born 1991) or Happy (video gamer), French Counter-Strike player
