Celso Gerardo Guerrero Pereira (born 17 April 1972[2] in Asunción, Paraguay) is a former association goalkeeper and current manager of Club Fulgencio Yegros of the Paraguayan Primera División C.[3] Guerrero arrived at Universitario in 1995, recommended to the club by José Luís Chilavert.
[4] He debuted for Universitario in the 11th round of the 1995 season on 12 May,[5] in a 3–0 victory against León de Huánuco.
In the following fixture, he conceded 6 goals in a derby against Alianza Lima which ended 6–3.
In 2006, Guerrero coached Presidente Hayes and got the club promoted to the División Intermedia, Paraguay's second division.
[6] From 2012 to 2013, he coached Sportivo Ameliano in Paraguay's 4th division.