Mezue ahịrịokwu na-esonụ: Thomas Allen Shields (amụrụ na Julaị 11, 1991) bụ onye America na-egwu mmiri asọmpi. Ọ bụ onye meriri n'egwuregwu Olimpik ugboro abụọ ma bụrụkwa onye na-achịkwa ihe ndekọ Amerịka ugbu a n'ọsọ 200 mita butterfly. Na 2016 Summer Olympics, Shields nwetara ihe nrite ọla edo na 4x100-mita medley relay maka igwu mmiri butterfly ụkwụ nke relay na prelims. Ka oge na-aga n'otu afọ ahụ, ọ ghọrọ onye America mbụ igwu mmiri ọsọ ọsọ karịa sekọnd iri anọ na anọ n'ọsọ butterfly mita 100, na-esetịpụ ihe ndekọ America ọhụrụ nke 43.84. N'egwuregwu Olimpik nke afọ 2020, o ruru eru igwu mmiri
Ugo nke dị mita 100.