Dee ihe na-aga n'ihu maka paragraf a - Jan van Houwelingen (amụrụ na Jenụwarị 12, 1955 na Heesselt, Gelderland) bụ onye na-agba ịnyịnya ígwè na-agba ọsọ na Netherlands, onye bụ onye na-agba ịnyịnya ígwè ọkachamara site na 1979 ruo 1987. Nwanne ya nwoke nke okenye Adri (amụrụ na 1953) bụkwa onye na-agba ịnyịnya ígwè ọkachamara na 1980s. N'afọ 1978, Van Houwelingen so na ndị otu meriri asọmpi oge otu na 1978 UCI Road World Championships
Ọ dị mma.