At the 2011 World Amateur Boxing Championships he lost his first fight to a Cuban.
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Light flyweights were limited to those boxers weighing less than 48 kilograms.
At the 2011 World Amateur Boxing Championships – Heavyweight he lost to eventual winner Oleksandr Usyk 13:17.
At the 2011 Pan American Games he lost his first bout to Juan Medina.
Erik Pfeifer (born 22 January 1987 in Lohne) is a German amateur boxer who won Bronze at the 2011 World Amateur Boxing Championships.
At the 2011 World Amateur Boxing Championships he lost to Jai Bhagwan (IND).
He represents Philippines at the 2012 Summer Olympics, having qualified for the Olympics after reaching quarterfinals of the 2011 World Championships in Baku, Azerbaijan, He is a southpaw.
Saidu Kargbo, named as a late addition, fought in the light flyweight division.