Dee ihe na-aga n'ihu maka paragraf a - Mgbe ọ nwetasịrị nhọrọ ịsọ mpi na 2012 Summer Olympics, Meilutytė ghọrọ onye Lithuanian na-egwu mmiri nke kacha nta na-asọ mpi na egwuregwu Olympic nke oge a. N'ihe omume mbụ ya, 100 mita breaststroke na-ekpo ọkụ, Meilutytė nọ na mbụ, na oge nke 1:05.56, ma mebie mba Lithuanian igwu mmiri ndekọ maka 100 mita breaststroke. Na ọkara-ikpeazụ nke 100 mita breaststroke, Meilutytė nọkwa na mbụ, site na imebi ndekọ igwu mmiri Lithuanian ya na mbụ ma mebie ndekọ European nke ụmụ nwanyị 100 mita breaststroke, na oge nke 1:05.21. N'oge asọmpi 100 mita breaststroke, o meriri ọla edo, na oge nke 1:05.47. Meilutytė sonyekwara n'asọmpi 50m freestyle
, ebe ọ na-agaghị aga n'ihu na ọkara ikpeazụ n'agbanyeghị na ọ meriri okpomọkụ ya ma setịpụ ihe ndekọ mba ọhụrụ nke 25.55 sekọnd, na 100m freestyle.