 Sonja Wiedemann akaberekwa musi wa8 Gunyana 1977 mutambi weGerman uyo akakwikwidza kubva muna 1999 kusvika 2005. Akakunda menduru mbiri muvakadzi voga paFIL World Luge Championships negoridhe muna 1999uye menduru yebronze muna 2000. 