Last name Gudelj-Velaga (Gudelj-Velaga 
) , around the world, is a very rare surname. The cognomen Gudelj-Velaga is characteristic of Southern Europe, particularly Croatia, where it is quite a rare surname. Parts of the name also exists independently as a last name Gudelj, and a last name Velaga.
| VARIANT | COUNTRY |
|---|---|
| Gudelj-Velaga | Croatia |