Family name Gruvstad (Gruvstad 
) , across the world, is a very rare surname. The cognomen Gruvstad is habitual in Northern Europe, particularly Sweden, where it is a rare surname, and Norway, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Gruvstad | Norway, Sweden |
| mats gruvstad (b. 1926) |
|