Mezue ahịrịokwu na-esonụ: Joris Willem Eelco Tjebbes (5 Nọvemba 1929, Vlissingen <unk> 31 Julaị 2001, Hoogeveen) bụ onye Dutch freestyle na-egwu mmiri. O ritere ọla nchara n'asọmpi
1950 European Aquatics Championships na asọmpi na 1952 Summer Olympics. N'agbata afọ 1950 na 1952, Tjebbes bụ onye mmeri mba na 100 m na 400 m ma setịpụ ihe ndekọ mba itoolu na 100 m, 200 m na 400 m freestyle.