Dirceu José Guimarães, known as Dirceu (Portuguese pronunciation: [dʒiʁˈsew]; 15 June 1952 – 15 September 1995), was a Brazilian footballer who played as an attacking midfielder, notably for Botafogo and the Brazil national team as well as numerous Italian teams in the 1980s–early 1990s.

In his early career, Dirceu played for Coritiba, Botagofo (1971–1975), Fluminense (1975–1977) and Vasco da Gama in his country, before spending one year in Mexico at América.

In 1979, he signed for Spanish side Atlético Madrid, where he remained until 1982, playing 84 games and scoring 18 goals.

Dirceu won 44 caps (14 non-official), between June 1973 and May 1986, with the Brazil national team, scoring seven goals.

Dirceu died on the night of 15 September 1995, at the age of 43, when an Opel Ascona driven by a street racer ran a red light and hit his Puma at high speed in Barra da Tijuca, not too far from his apartment.