Last name Gardeazábal (Gardeazábal 
) , around the world, is a very rare surname. The family name Gardeazábal is characteristic of Colombia, where it is a very rare surname, Spain, where it is an extremely rare surname, and Mexico.
| VARIANT | COUNTRY |
|---|---|
| Gardeazábal | Spain, Colombia, Argentina, Mexico |
| gustavo álvarez gardeazábal Colombian writer and politician, CO (b. 1945) |
|