1- Julio Montero and Paolo Montero
Uruguayans Julio Montero Castillo (the father) and Paolo Montero (the son) represented Uruguay in the 60s-70s (for the father) and 90s and 2000s (for the son).
They both played as defenders and represented Uruguay in World Cups.
Photo From: World Soccer, June 1993
(Paolo Montero at Juventus)
Photo From: Panini, World Cup 1970(Julio Montero Castillo)
2- Ernst and Paul Kozlicek
Austrian brothers Ernst and Paul Kozlicek represented Austria in the 1950s and 60s. The elder Kozlicek (also referred as Kozlicek I) played for the National team in the 50s, while the younger (also referred as Kozlicek II) represented Austria in the 50s and 60s.
They both appeared in the 1958 World Cup.
Photo From: Österreichs Fußball Länderspiele Chronik 1902 – 1993, Author: Anton Egger(Ernst Kozlicek)
Photo From: Österreichs Fußball Länderspiele Chronik 1902 – 1993, Author: Anton Egger
3- Gary Kelly and Ian Harte
Republic of Ireland defender Gary Kelly is the uncle of former Leeds United clubmate and National Team teammate Ian Harte.
They appeared many years together at club and country and represented Ireland in the 2002 World Cup.
Photo From: Football Association of Ireland, 75 Years, Author Peter Byrne, 1996(Gary Kelly)
Photo From: Panini, World Cup 2002(Ian Harte)
4- Rigobert and Alexandre Song
1990s Cameroon International defender Rigobert Song is the cousin of Alexandre who has played for Barcelona and West Ham United in the recent years.
Photo From: World Soccer, December 2008
(Alex and Rigobert Song Song)
5- Diego Maradona and Sergio Aguero
Former Argentina superstar Diego Maradona is the father-in-law of current Argentinean International Sergio Aguero.
Photo From: World Soccer, May 2014(Diego Maradona and Sergio Aguero)