Surname Таня (Tania 
, Tanya , Tanja 
, among others...) , in the world, is a widespread cognomen. The cognomen Таня is habitual in North Macedonia, where it is a common surname, Nicaragua, and Honduras (explore the name in all countries). Not in comparison with a country's population, it is the most numerous in Mexico, Indonesia, and Bangladesh. More frequently, Таня is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Tania, Tanya | Germany, Mexico, United States, Bangladesh, Brazil |
| Tanja | Germany, Mexico, United States, India, Brazil |
| Таня | Germany, Russia, Italy, United States, France |
| Tanía | Argentina, Colombia, United States |
Tacciana, Taciana, Tanâ, Tat'Jana, Tatiana, Tatjana, Tatjána, Tatsiana, Tatsjana, Tatyana, Tatyjana, Taťjana, Taťána, Tetiana, Tetjana, Tetyana, Teťana, Tia, Tània, Tânia, Tétiana, Τάνια, Τατιάνα, Танечка, Танька, Танюха, Танюша, Танюшечка, Татьяна, Татьяна Татьяна, Татяна, Татјана, Таццяна, Тацяна, Тања, Тетяна, Тиа, טטיאנה, טניה, تاتيانا, تانيا, تانیا, তানিয়া, タタナ, タチアナ, タニヤ, 塔尼亚, 塔尼娅, 汤贾, and 蒂亚