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Cognomen Ol'Ga (Ольга , Ol'Ga , Олъга ) , in all the world, is a common surname. The last name Ol'Ga is habitual in Kyrgyzstan, where it is a common surname, Moldova, and Belarus, where it is quite a common surname (explore the name in all countries). Measured by absolute frequency, it most frequently occurs in Russia, Kyrgyzstan, and Belarus. Much more prevalently, Ol'Ga is the forename as well as the last name.
Va, Knurova, Dovgan', Luk'Janova, Elksnis, Volkova, Vlasova, Fesenko, Ivanova, Osipova, Zhukova, Makarova, Samuseva, Sidorova, Sergeeva, Sokolova, Beljavskaja, Novikova, Mel'Nikova, Stepanova, Alekseeva, Kirillova, Krichko, Goncharova, Kiroeva, Kozlova, Lipp, Olga, Moroz, Samak, Shuba, Begun, Rud'Ko, Vladi, Selina, Bokaja, Kraeva, Popova, Gajshun, Guseva, Vavulo, Orlova, Zajtseva, Markova, Avdeeva, Afonina, Kostina, Kireeva, and Kulakovskaja