Last name Onul (Onul 
) , around the globe, is a rare cognomen. The surname Onul is habitual in Romania, where it is quite a rare surname, Turkey, where it is a rare surname, and Spain, where it is a very rare surname. Very seldom, Onul is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Onul | Philippines, Spain, Turkey, France, Romania |
| gheorghe onul Romanian politician from Salva, Bistrița-Năsăud County, RO |
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| nihal onul researcher |
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