Last name كلزار (كلزار 
, Golzar 
, Clezar 
) , all around the world, is quite a rare surname. The surname كلزار is characteristic of Iran, where it is a rare surname, Afghanistan, and Austria. In absolute terms, this name is the most popular in Iran, Brazil, and Afghanistan. Likewise, كلزار is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| كلزار | Jordan, Palestinian Territory, Iraq, Iran |
| Golzar | Iran, Saudi Arabia, Bangladesh, India, Afghanistan |
| Clezar | Brazil, Philippines, Chile, United States |