Cognomen Graah (Graah 
) , across the world, is a very rare surname. The family name Graah is habitual in Northern Europe, particularly Denmark, where it is a rare surname, Sweden, and Norway. Much less frequently, Graah is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Graah | Sweden, Norway, Denmark, Brazil |
| jacob graah DE (b. 1721) |
|
|
|
vilhelm augustus graah Danish polar explorer (1793-1863), DK (b. 1793) |
|
| peder hersleb graah Danish judge (1750-1830) (b. 1750) |
|
|
|
david graah Norwegian businessman (b. 1803) |
|
|
knud graah Danish born, Norwegian industrialist (1817-1909), DK (b. 1817) |
|
| asta graah bolander Norwegian writer, NO (b. 1861) |
|
|
| lille graah Norwegian journalist, NO (b. 1908) |
|