Marina Sergeevna Goliadkina (Russian: Марина Сергеевна Голядкина, IPA: [mɐˈrʲinə ɡɐˈlʲatkʲɪnə]; Ukrainian: Марина Сергіївна Голядкіна, also transliterated from the Ukrainian language as Maryna Golyadkina; born 13 June 1997) is a Ukrainian-born Russian synchronised swimmer. She won team gold medals at the 2020 Summer Olympics, and at all world and European championships between 2017 and 2020. Goliadkina's elder sister Diana is a 2010 European champion in team modern pentathlon. Their mother is a former Soviet champion in swimming.