Mezue ahịrịokwu na-esonụ: Ragnheiður mere ya Olympic mpụta mbụ, dị ka Iceland ọdụdụ agba mmiri (afọ 19), na 2004 Summer Olympics na Athens. Ọ tozuru oke maka ihe omume igwu mmiri abụọ site na inweta oge ntinye B-nkịtị nke 26.34 (50 m freestyle) na 56.74 (100 m freestyle). Na 100 m freestyle, Ragnheiður kwụsịrị nke ikpeazụ na okpomọkụ atọ na nke iri anọ n'ozuzu ya na oge nke 58.47 sekọnd. N'ime
Na 50 m freestyle, Ragnheiður fọrọ nke nta ka ọ ghara imeri n'ọsọ nke ise site na otu narị nke abụọ (0.01) n'azụ Lara Heinz nke Luxembourg, na-emecha nke abụọ na nke iri atọ na otu n'ozuzu na 26.36 sekọnd.