- Born:27 July 2000 (20 years)
German judoka Mascha Ballhaus became European Cadet Champion in 2017 in Kaunas. She captured a silver medal at the Cadet World Championships in 2017 in Santiago de Chile. Ballhaus also won the team title with Germany. With the German Junior Team she won bronze at the World Mixed Teams in 2017 in Zagreb. Mascha Ballhaus (GER) was number 1 of the IJF World Ranking for cadets U48kg in 2017. She claimed a bronze medal at the European Cup in Celje in 2019. She won the European Cup in Malaga in 2019.