Surname Sumar (Sumar 
, Sumay 
, Сумар 
) , around the world, is a common cognomen. The surname Sumar is characteristic of Bosnia and Herzegovina, where it is quite a common surname, Serbia, where it is quite a rare surname, and India. Not in comparison with a country's population, this name is the most popular in India, Indonesia, and Kenya. Much less frequently, Sumar is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sumar | Myanmar, Kenya, India, Pakistan, Indonesia |
| Sumay | Malaysia, Tanzania, Myanmar, India, Indonesia |
| Сумар | Kazakhstan, Belarus, Kyrgyzstan, Russia, Ukraine |
| julio sumar Peruvian chess player, PE (b. 1932) |
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| shiraz sumar tanzanian cricketer (b. 1950) |
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| syafrullah sumar ID (b. 1954) |
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| shaffin ahmedali sumar Tanzanian Member of Parliament, TZ (b. 1971) |
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| sumar khan sethar politician in Pakistan |
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