Cognomen Rutayisire (Rutayisire 
) , in all the world, is quite a rare surname. The last name Rutayisire is habitual in Rwanda, where it is quite a common surname, Belgium, where it is a rare surname, and Uganda. Also, Rutayisire is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Rutayisire | Belgium, Rwanda, Uganda, United States, France |
| robert rutayisire researcher (ORCID 0000-0003-4818-1552) |
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| albert rutayisire Adjunct History Faculty |
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| amandin rutayisire Rwandan basketball player, US (b. 1985) |
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