Cognomen Montgat (Montgat 
) , throughout the world, is a very rare surname. The last name Montgat is habitual in Southern Europe, particularly Spain, where it is a rare surname. Very seldom, Montgat is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Montgat | Spain |
El, Montse, Finques, and Ajuntament