Dee ihe na-aga n'ihu maka paragraf a - Irène "Iet" Maria Jo Arnoldina van Feggelen (20 August 1921 <unk> 17 July 2012) bụ onye Dutch na-egwu mmiri azụ. A na-edekarị aha mbụ ya dị ka Let, na aha ikpeazụ ya na-abụkarị Koster<unk>van Feggelen ma ọ bụ Koster n'ihi alụmdi na nwunye ya na onye na-egwu mmiri mmiri Dutch bụ Ko Koster na 1943. Agha Ụwa nke Abụọ gbochiri ọrụ ya, ma o nwetara ihe nrite abụọ na 1938 na 1947 European Aquatics Championships
ma setịpụkwa ihe ndekọ ụwa iri na otu n'agbata afọ 1938 na 1947. Mgbe ọ lara ezumike nká, ọ ghọrọ onye nkuzi mba na-egwu mmiri na-asọ asọ na asọ asọ. N'afọ 2009, a nabatara ya na International Swimming Hall of Fame.