Molinari is an Italian language occupational surname for a miller. Notable people with this surname include:

• Adriana Molinari, American (née Argentine) pornographic actress
• Alberto Molinari (born 1965), Italian actor, producer, and director
• Alessandro Molinari (1898–1962), Italian first General Director of ISTAT
• Alexander Molinari (1772—1831), German-born portrait painter of Italian ancestry
• Anna Molinari, Italian fashion designer, founder of Blumarine and other brands in the Blufin group
• Antonio Molinari (bishop) (1626–1698), Roman Catholic Bishop of Lettere-Gragnano
• Antonio Molinari (runner) (born 1967), Italian male mountain runner
• Bernardino Molinari (1880–1951), Italian composer and conductor
• Carlos Molinari, Argentinian businessman and real-estate developer
• Caroline Molinari (born 1986), Brazilian female artistic gymnast
• Cecilia Molinari (born 1949), former Italian sprinter
• Dave Molinari (born 1955), American sports journalist
• Edoardo Molinari (born 1981), Italian professional golfer and brother of Francesco Molinari
• Elisa Molinari, Italian academic, Fellow in the American Physical Society
• Emilio Molinari (born 1939), Italian politician
• Ettore Molinari (1867–1926), Italian chemist and anarchist
• Federico Molinari (footballer) (born 1979), Argentine footballer
• Federico Molinari (gymnast) (born 1984), Argentine male artistic gymnast and part of the national team
• Forrest Molinari (born 1995), American freestyle wrestler
• Francesca Molinari, Italian economist
• Francesco Molinari (born 1982), Italian professional golfer and brother of Edoardo Molinari
• Francesco Molinari-Pradelli (1911–1996), Italian opera conductor
• Giuseppe Molinari (born 1938), Roman Catholic Archbishop of L'Aquila
• Guido Molinari (1933–2004), Canadian artist
• Gustave de Molinari (1819–1912), Belgian economist
• Guy Molinari (1928–2018), American politician and father of Susan Molinari
• Jean Baptiste Molinari, French head chef
• Jean-Claude Molinari (1931–1999), French tennis player
• Jim Molinari (born 1954), American basketball coach and lawyer
• Karl-Theodor Molinari (1915–1993), officer in the German Army and later in the Bundeswehr
• Luciano Molinari (1880–1940), Italian stage and film actor
• Luigi Molinari (1866–1919), Italian anarchist and lawyer, publisher of the periodical L'Università popolare
• Luis Molinari (1929–1994), Ecuadorian artist
• Madeo "Moon" Molinari 1920–2011), American athlete and sports coach
• Manlio Molinari (born 1964), retired Sammarinese athlete
• Maurizio Molinari (born 1964), Italian journalist
• Michelino Molinari da Besozzo (c. 1370 – c. 1455), Italian painter and illuminator
• Morris Molinari (born 1975), former Italian football defender
• Renato Molinari (born 1946), Italian powerboat racer
• Ricardo Molinari (1898–1996), Argentine poet
• Simona Molinari (born 1983), Italian jazz music singer
• S. Robert Molinari (1897–1957), American politician from New York
• Stefano Molinari (born 2000), Italian professional footballer
• Susan Molinari (born 1958), American politician and daughter of Guy Molinari
• Susana Molinari Leguizamón, Argentine Spanish, Italian and French language writer active during the 1940s
• Tina Molinari (born 1956), Canadian politician

• Molinari (design), an Italian furniture and home interior company