Career
Her personal best for the 100 metres is 11.29 seconds. She was a 100 m semi-finalist at the 2011 World Championships in Athletics. She is frequently selected for the German women"s 4×100 metres relay team andcame fourth at the 2013 World Championships in Athletics.
Born in Recklinghausen to parents of Ghanaian origin, she moved to Wattenscheid with her family in 2001 and began to train in athletics with Slawomir Filipowski at the local club, television Wattenscheid 01 Leichtathletik.
In 2007 she was the 60 metres runner-up at the national junior championships, setting a best of 7.55 seconds, and ran a 100 metres best of 11.92 seconds to take third at the national youth championships. She was selected for the 2008 World Junior Championships in Athletics and represented Germany in the 100 m (reaching the semi-finals) and the 4×100 metres relay.
She ended the year with bests of 7.38 and 11.38 seconds. She improved slightly outdoors, running 11.33 seconds for the 100 m and taking third at the German Championships, but had less success at the 2010 European Athletics Championships as she did not get past the heats of either the individual or relay events.
The German 4×100 m relay again did not successfully finish the race.
The next season she was second to Verena Sailer at the German indoors but managed a best of 7.28 seconds. However, an injury curtailed her season and, though selected, she missed the 2012 Summer Olympics. She relocated club to MTG Mannheim, training alongside her national rival Sailer.
Most of her success came in relay teams that year: Kwadwo and her teammates were second at the European Team Championships, first at that national championships, and placed fourth at the 2013 World Championships in Athletics as well as the Weltklasse Zürich meeting.At the start of 214 she set a new 60 m best of 7.26 but was again runner-up to Sailer nationally.
60 metres – 7.26 sec (2014)
100 metres – 11.29 sec (2011).