Surname Тяньшань (Тяньшань 
) , around the globe, is a very rare cognomen. The family name Тяньшань is habitual in Kyrgyzstan, where it is a rare surname, and Russia, where it is an extremely rare surname. More prevalently, Тяньшань is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Тяньшань | Kyrgyzstan, Russia |