Cognomen Murguialday (Murguialday 
) , worldwide, is a very rare family name. The last name Murguialday is habitual in Spain, where it is a rare surname, Chile, where it is a very rare surname, and Argentina, where it is an extremely rare surname. Likewise, Murguialday is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Murguialday | Chile, Spain, Argentina |
|
javier murguialday road bicycle racer, ES (b. 1962) |
|
| clara murguialday (b. 1953) |
|
|
| jokin murguialday Spanish cyclist, ES |
|