Surname Boyna (Boyna 
, Бойна 
) , in the world, is a rare family name. The cognomen Boyna is habitual in Bulgaria, where it is a rare surname, India, where it is a very rare surname, and Ukraine. Not in comparison with a country's population, it is commonest in India, Bulgaria, and Russia. Likewise, Boyna is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Boyna | United States, India, Nigeria, Philippines |
| Бойна | Russia, Ukraine, Bulgaria |