Rodolfo José Fischer Eichler, nicknamed Lobo (2 April 1944 – 16 October 2020)[1] was an Argentine international association football player of German-Brazilian descent.

With CA San Lorenzo de Almagro in Buenos Aires he won three championships and he remained one of the foremost strikers in the club's history.

Most prominent team member there was the World Cup 1970 winning player Jairzinho, and also Mário Zagallo coach of Brazil 1970 worked in Botafogo for some time in that period.

In 1976 Rodolfo Fischer moved to north-eastern Brazil, where he joined EC Vitória in Salvador da Bahia, playing under coach Tim once more.

[3][4] From 1977 to 1978 he returned to Argentina and played again for San Lorenzo, for which he scored altogether 141 goals in 271 league matches, which makes him fourth best scorer in the club's history.