Surname Trdin (Trdin 
) , all around the world, is a rare last name. The family name Trdin is characteristic of Slovenia, where it is quite a rare surname, Croatia, where it is a rare surname, and Canada, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Trdin | Canada, Croatia, Slovenia, Germany |
| metka trdin Slovene actress, SI (b. 1972) |
|
|
| miha trdin researcher |
|
|
| andreja trdin SI |
|
|
| nejc trdin SI |
|
|
| ajda trdin SI |
|
|
| miha trdin SI (b. 1986) |
|