Carlos Daniel Castagneto (born 1 November 1960) is an Argentine politician and former football goalkeeper who played for clubs in Argentina, Chile, Paraguay, Peru and Colombia. Since 2023 he has been a National Deputy representing Buenos Aires Province, as a member of the Kolina party; he previously held the position from 2015 to 2019.
From 2022 to 2023, he was head of the Federal Administration of Public Income (AFIP).
Castagneto made his senior debut with Gimnasia y Esgrima de La Plata in a league match against Club Atlético Temperley on 11 December 1982.