Family name Koleša (Koleša 
) , worldwide, is a very rare surname. The surname Koleša is characteristic of Southern Europe, particularly Slovenia, where it is quite a rare surname.
| viktor koleša politician (1884-1946), SI (b. 1884) |
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| anita koleša SI (b. 1961) |
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| iris koleša SI (b. 1988) |
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