Last name Тания (Taniya 
, Tanija 
, Taniia 
) , worldwide, is quite a rare surname. The family name Тания is habitual in Oman, where it is quite a rare surname, Bangladesh, and North Macedonia, where it is a rare surname. Measured by absolute frequency, it is commonest in Bangladesh, India, and Indonesia. More frequently, Тания is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Taniya | Bangladesh, Pakistan, Saudi Arabia, Sri Lanka, India |
| Tanija | United Kingdom, Australia, South Africa, United States, India |
| Taniia | Indonesia, United States, El Salvador, Colombia, India |
| Тания | Kyrgyzstan, Kazakhstan, Russia, Armenia |