Last name Lợi (Lợi 
, لوي 
, Лой 
) , across the world, is quite a common cognomen. The last name Lợi is characteristic of Vietnam, where it is quite a rare surname, Belarus, and Ukraine. Not in comparison with a country's population, this name is the most popular in Vietnam, Ukraine, and Russia. Likewise, Lợi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Lợi | Canada, United States, Vietnam |
| لوي | Syria, Saudi Arabia, Egypt, Sudan, Iraq |
| Лой | Kazakhstan, Ukraine, Belarus, Kyrgyzstan, Russia |
| bùi sỹ lợi VN (b. 1959) |
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| trịnh văn lợi Vietnamese association football player, VN (b. 1995) |
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