Surname Sofiya (Софія 
, София 
, Софья 
, and others...) , all over the world, is a common cognomen. The cognomen Sofiya is habitual in Bulgaria, where it is quite a common surname, Ethiopia, and Kyrgyzstan. In absolute terms, this name is the most popular in Ethiopia, Bulgaria, and Russia. More frequently, Sofiya is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Софія | Ukraine |
| София | Kazakhstan, Russia, Belarus, Bulgaria, Ukraine |
| Софья | Kazakhstan, Russia, Belarus, Moldova, Ukraine |
| Sofiya | Ethiopia, Russia, Saudi Arabia, Bulgaria, India |
| ซอฟียะห์ | Thailand |
Soffia, Soffía, Sofia, Sofie, Sofiia, Sofija, Sofja, Sofya, Sofía, Sofıya, Sonja, Sophia, Sophie, Zofia, Zsofia, Zsófia, Σοφία, Жофия, Зоф'Я, Зофиа, Зофья, Сафі, Сафія, Сонечка, Сонька, Соня, Соф'Я, Софа, Софи, Софийа, Софиья, София, Софи, Софија, Софка, Софочка, Соффия, Софьия, Софья, Зофья, Соња, סופי, סופיה, سوفيا, سوفیا, سونيا, صوفي, صوفيا, สอฝิย๊ะ, ဆိုဖီယာ, სოფია, სოფიო, ソニア, ソフィ, ソフィア, ソフィヤ, ソフィー, 桑佳, 索尼娅, 索菲, 索菲亚, 索菲娅, 索菲雅, 苏菲, and 苏菲亚
| c. sofiya botanist |
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