Wilhelm August Graah | |
|---|---|
 | |
| Born | 24 May 1793 Copenhagen, Denmark |
| Died | 16 September 1863 Copenhagen, Denmark |
| Allegiance |  Denmark |
| Service/ |  Royal Danish Navy |
| Years of service | 1811–1850 |
| Rank | Captain |
| Awards | Knight's Cross of the Order of the Dannebrog |
Wilhelm August Graah (1793–1863) was a Danish naval officer and Arctic explorer. Graah had mapped areas of West Greenland when he, in 1828–30, was sent by King Frederick VI of Denmark on an expedition to the unmapped eastern coast with the purpose to search for the lost Eastern Norse Settlement.