Last name Zesar (قيصر 
, Zesar 
, Цезар 
) , worldwide, is a common family name. The surname Zesar is habitual in Syria, where it is quite a common surname, Iraq, where it is quite a rare surname, and Libya. In absolute terms, this name is the most popular in Iraq, Syria, and Egypt. More prevalently, Zesar is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| قيصر | Iraq, Egypt, Iran, Sudan, Syria |
| Zesar | Spain, Mexico, Austria, Indonesia, Romania |
| Цезар | Belarus, Kazakhstan, Armenia, Russia |
| Цезарь | Belarus, Kyrgyzstan, Russia, Ukraine |