Surname Боир (Боир 
, Boyr 
) , all around the world, is a very rare family name. The surname Боир is characteristic of Kyrgyzstan, where it is a very rare surname, the United States, where it is an extremely rare surname, and India. More frequently, Боир is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Боир | Kyrgyzstan, Russia, Belarus |
| Boyr | Mexico, India, United States, Philippines |