The surname Netto may refer to:
Adevaldo Virgílio Netto, Brazilian football player
Andrei Netto (1977–), Brazilian journalist and writer
Antonio Ferreira Batalha Silva-Netto (1876-1962), Hong Kong Macanese businessman
Antônio Delfim Netto, Brazilian economist and politician
Antônio Gonzaga Netto, Brazilian football player and manager
Carlos Javier Netto, footballer who played for clubs in Argentina, Chile, Mexico, Ecuador and Venezuela
Chico Netto (Francisco Bueno Netto, 1894-1959), Brazilian football player
Curt Netto (1847–1909), German metallurgist and educator
Daniel Kozelinski Netto, Brazilian theologian of Polish descent
Eugen Netto (1848–1919), German mathematician
Hermógenes Netto, Brazilian cyclist
Igor Netto (1930–1999), Soviet footballer
Irena Netto (1899–1992), Polish actress
José Luiz Olaio Netto, Brazilian basketball player
Ladislau de Souza Mello Netto (1838–1894), Brazilian botanist
Leandro Netto de Macedo (1977–), Brazilian footballer
Rodrigo Netto, Brazilian musician
Ruy Netto, Brazilian footballer
Uwe Siemon-Netto, (1936–), German theologian and journalist