Last name Лои (Loi 
, Loïs 
, Loie 
) , across the world, is a common cognomen. The surname Лои is habitual in Macao, where it is a common surname, Malaysia, where it is quite a common surname, and Suriname (explore the name in all countries). Not in comparison with a country's population, it is the most numerous in Italy, Malaysia, and Vietnam. Also, Лои is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Loi | Malaysia, Vietnam, Taiwan, Italy, Macao |
| Loïs | France, Democratic Republic of the Congo, Cameroon, Ivory Coast, United States |
| Loie | Australia, France, Malaysia, United States, India |
| Лои | Russia, Kyrgyzstan |