People Netherlands Klaas Westerterp peoplepill id: klaas-westerterpKW 2 views today 15 views this weekKlaas WesterterpBiographyListsAlso ViewedListsKlaas Westerterp is in following listsBy work and/or countryNotable Dutch peopleGender:Male, Born in:Years 1900 to 1929From our partnersSponsoredKlaas Westerterp