State-certified judo and jujitsu teacher with the Judo Bond Nederland (Dutch judo association).
State-certified karate teacher with the Karate-Do Bond Nederland (Dutch karate-do association).
Judo, ju-jitsu and karate teacher for 35 years at the University of Leiden.
Three years (1965, 1966 and 1967) teaching at the Arena Studiosorum at Minerva in Leiden.
Former trainer of special squads in the period from 1966 to 1996.
Former coach to the Dutch women’s judo team.
Former teacher for children with special physical needs (Mytylschool).
Former (A) judo referee.
Former chairman of the judo and jujitsu commission for South Holland.
Member of the Judo Commission for South Holland for 30 years.
Former member of the judo core team led by Anton Geesink and Wim Ruska.
Youngest 1st, 2nd, 3rd, 4th and 5th Dan in the Netherlands at that time.
1x European Judo Champion.
1x 2nd in Europe.
1x 3rd in Europe with the Dutch judo team.
5x Dutch Champion.
5x 2nd in the Netherlands.
1x 3rd in the Netherlands.
10x Champion of South Holland.
3x Champion of the Dutch Youth Judo Camp in 1959, 1960 and 1961.
2x 3rd in the Netherlands among the veterans.
Bronze medal in the Pre-Olympic Games in 1972.
2nd in the Netherlands with the sport school, coming after Geesink sport school, in 1967.
Trained/coached several judoka to become champions of South Holland and the Netherlands.
2nd and 3rd prizewinning female students in the European Judo Championship.
A further sixty or so prizes won at various tournaments.
Nominated for Leiden’s Sportsman of the Century in 2000.
Finally, successful training of many judoka for the 1st, 2nd, 3rd, 4th and 5th dan exams, also jujitsuka and karateka.