Konstanze Klosterhalfen

Konstanze "Koko" Klosterhalfen (born 18 February 1997) is a German athlete who competes in middle-distance running and the 5000 metres. She is the 2019 IAAF World Championship bronze medalist in the 5000m event. In February 2020, she set a European record in the indoor 5000m with 14:30.79, the fourth fastest time ever.

Konstanze Klosterhalfen

Konstanze "Koko" Klosterhalfen (born 18 February 1997) is a German athlete who competes in middle-distance running and the 5000 metres. She is the 2019 IAAF World Championship bronze medalist in the 5000m event. In February 2020, she set a European record in the indoor 5000m with 14:30.79, the fourth fastest time ever.