Conti is an Italian surname. Notable people with the surname include:
the historical Conti di Segni family
Giovanni dei Conti di Segni (d. 1213), Italian cardinal
Giovanni Conti (1414–1493), Italian cardinal
Francesco Conti (d. 1521), Italian cardinal
Lotario dei Conti di Segni, Pope Innocent III (1160 or 1161 – 16 July 1216), Italian pope
Michelangelo Conti, Pope Innocent XIII (1655–1724), Italian pope
Ottaviano dei Conti di Segni (d. 1234), Italian cardinal
Torquato Conti, 17th-century Italian military officer
Ugolino di Conti, Pope Gregory IX (c. 1145/70 – 22 August 1241), Italian pope
a surname derived from the toponym Conty, France (cf. Princes of Conti)
Louis Armand II de Bourbon, prince de Conti, Prince of Conti from 1709–1727
Andrea Conti (footballer, born 1977), Italian football player
Andrea Conti (footballer, born 1994), Italian football player
Antonio Schinella Conti, Italian historian, mathematician, philosopher and physicist
Arnaldo Conti (1855-1919), Italian conductor of opera
Bernardino de' Conti, Italian painter
Bill Conti, film music director
Bruno Conti, former football player and member of the Italian national football team in 1982
Carlo Conti, Italian television presenter
Carlos Conti (1916–1975), Spanish comic writer
Christian Conti, Italian football player
Daniele Conti, Italian football player
Enio Conti, former US NFL player
Febo Conti, Italian TV and radio presenter
Flora Di Conti (1898-1952), an early direct disciple of Paramahansa Yogananda
Francesco Bartolomeo Conti (1681–1732), Florentine composer
Francesco Conti (1681–1760), Italian artist
Gene Conti, American government official
Giacomo Conti (artist) (1813–1888), Italian painter
Giacomo Conti (bobsledder) (1918–1992), Italian bobsledder
Gioacchino Conti, 18th-century castrato singer
Ivan Conti, drummer with the band Azymuth
Joy Flowers Conti, Chief United States District Judge of the United States District Court for the Western District of Pennsylvania
Kathleen Conti, member of the Colorado House of Representatives
Luigi Conti (Nuncio), Roman Catholic archbishop and diplomat
Mario Conti, Roman Catholic Archbishop of Glasgow
Matías Conti, Argentine football striker
Michele Conti, Italian Grand Prix motorcycle racer
Niccolò Da Conti, 15th-century Venetian merchant and explorer
Nina Conti, ventriloquist and daughter of Tom Conti
Richard Conti, Judge of the Federal Court of Australia
Robert Conti, American guitarist
Roberto Conti (cyclist), Italian cyclist
Roberto Conti (mathematician), Italian mathematician
Samuele Conti, Italian professional racing cyclist
Tom Conti, Scottish actor, theatre director, and novelist
Ugo Conti, Italian actor
Valerio Conti, Italian cyclist
Walt Conti (born 1960), special effects artist