Surname Trajna (Trajna 
) , globally, is a very rare family name. The family name Trajna is characteristic of Southern Europe, particularly Italy, where it is a very rare surname. Very seldom, Trajna is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Trajna | Italy, India |
| salvatore trajna (b. 1892) |
|