Rosario is a Spanish surname. Notable people with the surname include:
Amed Rosario, baseball playerDante Rosario (born 1984), American football player in the National Football LeagueEddie Rosario (born 1991), Puerto Rican minor league baseball playerEdwin Rosario (1963–1997), Puerto Rican boxerFrancisco Rosario (born 1980), Dominican retired baseball pitcherGerardo Rosario (born 1952), Filipino swimmerHélder Rosário (born 1980), Portuguese footballerJerry Rosario (born 1952), Indian clergyman and theologianJimmy Rosario (born 1945), Puerto Rican baseball playerJoAnn Rosario, American gospel singerJoe Rosario (born 1959), American actorJoel Rosario (born 1985), Dominican horse jockeyJosé Rosario (born 1967), Puerto Rican politicianJoseph Albert Rosario (1915–2011), Indian clergymanJovanny Rosario (born 1985), Dominican minor league baseball playerMárcio Rosário (born 1983), Brazilian footballerMel Rosario (born 1973), Dominican retired baseball catcherNelly Rosario (born 1972), Dominican-American novelistNelson Rosario (born 1989), American football player in the National Football LeaguePaul Brian Rosario (born 1982), Filipino sport shooterRainel Rosario, professional baseball playerRalphi Rosario, American house musicianRamón Rosario (born 1927), Puerto Rican shot putterRobert Rosario (born 1966), English footballerRodrigo Rosario (born 1978), Dominican retired baseball pitcherSandy Rosario (born 1985), Dominican baseball pitcherSantiago Rosario (1939–2013), Puerto Rican baseball playerShirley Rosario, American poker playerToño Rosario (born 1955), Dominican merengue musician, previous member of Los Hermanos RosarioVernon Rosario (born 1962), American psychiatrist and medical historianVíctor Rosario (born 1966), Dominican retired baseball playerVirgilio Rosario (1499–1559), Italian clergymanWilin Rosario (born 1989), Dominican baseball catcherWillie Rosario (born 1930), Puerto Rican salsa musician