He lost his fight to cancer and died after a sickbed of several months.
Ko de Mooy was involved in the International World Games Association for many years and took responsibilities in the IWGA Anti-Doping Commission. He was also chairman of the WDSF Anti-Doping Commission and led the fight against doping in Dance Sport until his death on 19 April. The IWGA is grateful for his great commitment and conveys its condolences to his wife Jeanne and his family. The IWGA is grateful for his great commitment and conveys its condolences to his family.