- Born:6 June 1956 (63 years)
Judoka Kees Aalders won a silver medal at the Dutch Championships Cadets The Hague in 1972 in the category U71kg. He claimed a bronze medal at the Dutch Junior Championships Zeist in 1975 at U80kg. He clinched a silver medal at the Dutch Team Championships in 1976 in the category U93kg. Aalders took the silver medal at the Dutch Junior Championships Harderwijk in 1976 in the weight class U93kg. He captured a gold medal at the Dutch Team Championships Groningen in 1980 at U95kg.
Competitions - Medal overview B S G
- National Championships Juniors 110
- National Championships Cadets 010