Family name نامدار (نامدار 
, Namdar 
) , in the world, is a common surname. The cognomen نامدار is characteristic of Iran, where it is quite a common surname, Israel, where it is quite a rare surname, and Bahrain. Measured by absolute frequency, the name is most common in Iran, Turkey, and India. Also, نامدار is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| نامدار | Yemen, Iraq, Iran |
| Namdar | Turkey, Iran, United States, India, Pakistan |
| جعفر نامدار Iranian football referee (1934-2014), IR (b. 1934) |
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| چا چا نامدار American soccer player-coach, IR (b. 1956) |
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