Basso is an Italian surname. Notable people with the surname include:
Adriano Basso (born 1975), Brazilian footballer Aina Basso (born 1979), Norwegian historian and novelist Annalise Basso (born 1998), American actress Anthony Basso (1979–2025), French footballer Brady Basso (born 1997), American baseball player Claudio Basso (born 1977), Argentine singer Dominick Basso (1938–2001), American mobster from Flávio Basso (1968–2015), Brazilian musician Gabriel Basso (born 1994), American actor Giandomenico Basso (born 1973), Italian rally driver Girolamo Basso della Rovere (1434–1507), Italian Catholic cardinal Guido Basso (1937–2023), Canadian jazz musician from Montreal Hamilton Basso (1904–1964), American novelist Ivan Basso (born 1977), Italian cyclist Jorge Basso (born 1956), Uruguayan physician and politician Josias Basso (born 1989), Brazilian footballer Keith H. Basso (1940–2013), American anthropologist Lelio Basso (1903–1978), Italian politician and journalist Leonardo Basso (born 1993), Italian cyclist Luke Basso (born 2003), American football player Marino Basso (born 1945), Italian cyclist Oscar Basso (1922–2007), Argentine football player Romina Basso, Italian mezzo-soprano Sammy Basso (1995–2024), Italian biologist Sonia Basso (born 1954), Italian cross-country skier Stephen Basso (born 1987), Costa Rican-born American soccer player Suzanne Basso (1954–2014), American murderer basso, pseudonym of Natsume Ono (born 1977), Japanese manga artist