Surname Tsarun (Tsarun 
, Царун 
) , around the globe, is a very rare last name. The cognomen Tsarun is characteristic of Eastern Europe, particularly Belarus, where it is a rare surname, Russia, where it is a very rare surname, and Ukraine, where it is an extremely rare surname. Much less frequently, Tsarun is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Tsarun | Belarus, India |
| Царун | Belarus, Ukraine, Russia |