Lazo is a surname. Notable people with the surname include:
Agustín Lazo Adalid (1896–1971), Mexican artist and playwright Alec Lazo, Cuban-American dancer, instructor, and choreographer Ezequiel Lazo (born 1989), Argentine footballer Gabe Lazo (born 1984), American basketball coach Lucas Lazo (born 1989), Argentine footballer Nicolás Lazo (born 1995), Argentine volleyball player Pedro Luis Lazo (born 1973), Cuban baseball player Ralph Lazo (1924–1992), American civil rights activist Sergey Lazo (1894–1920), Moldovan revolutionary