Family name Baharun (Baharun 
) , in the world, is quite a rare last name. The cognomen Baharun is habitual in South-eastern Asia, particularly Brunei, where it is quite a rare surname, Malaysia, and Indonesia, where it is a rare surname. Not in comparison with a country's population, it most frequently occurs in South-eastern Asia, particularly Malaysia, Indonesia, and Philippines. Also, Baharun is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Baharun | Malaysia, Brunei, India, Indonesia, Philippines |
| mohammad baharun Indonesian political candidate, ID |
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| niena baharun Malaysian actress and model, MY (b. 1993) |
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| syukri baharun Malaysian footballer, MY (b. 1999) |
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