Cognomen Rusa (Руса 
, روزا 
, Rusa 
) , around the world, is a common family name. The surname Rusa is characteristic of Bulgaria, where it is a common surname, Latvia, where it is quite a rare surname, and North Macedonia. Measured by absolute frequency, it is the most numerous in Bulgaria, Bangladesh, and Romania. Likewise, Rusa is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Руса | Bulgaria, Kazakhstan, Russia, Ukraine |
| روزا | Iraq, Egypt, Sudan, Syria, Iran |
| Rusa | Bangladesh, India, Rwanda, Indonesia, Romania |
| rudolf rusa AT (b. 1816) |
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| cheryl rusa American professional wrestler, US (b. 1961) |
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| renata rusa Czech American physician |
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