 Pari gbolohun ti o tẹle: Yuliya Andreyevna Yefimova , tun romanized Efimova; a bi ni Oṣu Kẹrin Ọjọ 3, Ọdun 1992 jẹ oludije odo Russia kan. Lẹyìn tí ó ṣe eré ìdárayá Òlíńpíìkì rẹ àkọkọ ní ọdún 2008, ó lọ láti gba àmì ẹyẹ idẹ ní : O gba ami ẹyẹ 200 mita ni ọdun 2012, ati ami ẹyẹ fadaka ni 100 mita ati 200 mita ni ọdun 2016. O jẹ oludije agbaye ni igba mẹfa, ti o gba 50 mita breaststroke 2009 ati 2013, 100 mita breaststroke 2015, ati 200 mita breaststroke 2013, 2017 ati 2019. O tun jẹ oludari igbasilẹ agbaye tẹlẹ ni 50 mita breaststroke. 