Agustín Calleri, Argentinian tennis player
Agustín Calleri (Spanish pronunciation: [aɣusˈtiŋ kaˈleɾi], Italian: [kalˈlɛːri, ˈkalleri]; born 14 September 1976) is a retired professional male tennis player from Argentina. His nickname is Gordo which means Fat in Spanish. He is known as a hard-hitter and he prefers playing on clay.

Calleri served as a member of the Argentine Chamber of Deputies from 2016 to 2017, as part of the United for a New Alternative alliance.