Family name Umudum (Umudum 
) , in the entire world, is a rare surname. The cognomen Umudum is habitual in Western Asia, particularly Turkey, where it is a rare surname. Very seldom, Umudum is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Umudum | Turkey |
| haldun umudum researcher (ORCID 0000-0002-4550-1971) |
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