Family name Stoina (Стойна 
, Stoina 
) , across the world, is quite a rare cognomen. The cognomen Stoina is habitual in Bulgaria, where it is quite a common surname, Romania, where it is a rare surname, and North Macedonia. Likewise, Stoina is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Стойна | Bulgaria |
| Stoina | Romania, Italy, North Macedonia, Bulgaria, United States |
| neculai stoina (b. 1945) |
|