Witteveen was born in
Buenos Aires. Her personal best jump is 1.96 metres, achieved in September 1997 in
Oristano. This is the current South American record. Among her achievements, Witteveen won the
1997 South American Championships, the
1998 South American Games and the
1999 Pan American Games, as well as winning a bronze medal at the
1999 Summer Universiade. In both of her appearances at the
Olympic Games, she cleared 1.89 m, finishing 20th overall in 2000 and 23rd in 2004. In 2001, at the
South American Championships, she jumped 1.97 metres which would be the new South American record. She, however, failed a doping test for a banned substance and was disqualified from competition for two years. ==Competition record==