Surname Unka (Unka 
) , all over the world, is a rare cognomen. The surname Unka is characteristic of New Zealand, where it is a rare surname, Ethiopia, where it is a very rare surname, and Canada. Measured by absolute frequency, it is commonest in India, Ethiopia, and New Zealand. Likewise, Unka is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Unka | Japan, United Kingdom, India, New Zealand, Ethiopia |
| hira unka New Zealand cricketer, IN (b. 1943) |
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| vasanti unka New Zealand writer and illustrator, NZ |
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