Fortuna is the surname of:
Brian Fortuna (born 1982), American professional ballroom dancer, choreographer and instructor
Diana Fortuna (born 1956), American businesswoman
Diego Fortuna (born 1968), Italian retired discus thrower
Hoji Fortuna (born 1974), Angolan actor
Javier Fortuna (born 1990), Dominican professional boxer, WBA Super Featherweight champion
Jeric Fortuna (born 1991), Philippine Basketball Association player
Józef Fortuna (born 1952), Polish politician
Loris Fortuna (1924–1985), Italian left-wing politician
Maciej Fortuna, Polish trumpet player, composer and musical educator
Manuel Fortuna (born 1985), Dominican basketball player
Mario Fortuna (1911–1968), Argentine actor
Núrio Fortuna (born 1995), Portuguese footballer
Stan Fortuna (born 1957), Catholic priest notable for his evangelical musical contributions
Wallace Fortuna dos Santos (born 1994), Brazilian footballer
Wojciech Fortuna (born 1952), Polish ski jumper and Olympic champion