Cees Koppelaar

Cees Koppelaar (28 August 1939 – 26 April 2021) was a Dutch athlete, trainer and coach. Koppelaar was a Dutch athlete who made it to the national team. However, he had his best successes as trainer and coach. He was trainer of the athletics national team, several field hockey teams (SCHC and HC Bloemendaal) and football teams (Ajax Amsterdam, RKC Waalwijk). He trained main Dutch sportsmen including footballers Johan Cruijff, Marco van Basten and field hockey players Teun de Nooijer and Floris Jan Bovelander. He became also coach of HC Bloemendaal and the Ireland men's national field hockey team.

Cees Koppelaar

Cees Koppelaar (28 August 1939 – 26 April 2021) was a Dutch athlete, trainer and coach. Koppelaar was a Dutch athlete who made it to the national team. However, he had his best successes as trainer and coach. He was trainer of the athletics national team, several field hockey teams (SCHC and HC Bloemendaal) and football teams (Ajax Amsterdam, RKC Waalwijk). He trained main Dutch sportsmen including footballers Johan Cruijff, Marco van Basten and field hockey players Teun de Nooijer and Floris Jan Bovelander. He became also coach of HC Bloemendaal and the Ireland men's national field hockey team.