Rui Costa Pimenta

Rui Costa Pimenta (born in São Paulo, 25 June 1957) is a Brazilian politician and a perennial presidential candidate aligned with the Trotskyist Workers' Cause Party (Partido da Causa Operária).

He was their candidate in the 2002, 2006, 2010 and 2014 presidential elections and placed last in all of the elections he ran.