| Office: | Minister of Defence |
| Term Start: | 20 August 1909 |
| Term End: | 2 February 1910 |
| Primeminister: | Gunnar Knudsen |
| Predecessor: | Haakon D. Lowzow |
| Successor: | Karl Bull |
| Office2: | Member of the Norwegian Parliament |
| Term Start2: | 1 January 1901 |
| Term End2: | 31 December 1903 |
| Constituency2: | Trondhjem and Levanger |
| Birth Date: | 13 September 1851 |
| Birth Place: | Christiania, United Kingdoms of Sweden and Norway |
| Death Place: | Vestre Aker, Oslo, Norway |
| Spouse: | Marie Amunda Jenssen |
| Children: | Gunnar Spøck |
| Party: | Liberal |
| Allegiance: |  Norway |
| Branch: | Norwegian Army |
| Serviceyears: | 1872 - 1919 |
| Rank: | Major General |
August Geelmuyden Spørck (13 September 1851 – 14 July 1928) was a Norwegian military officer and politician for the Liberal Party. He is best known as the Norwegian Minister of Defence from 1909 to 1910.
He was born in Kristiania. He became a military officer in 1872. Through the rifle associations he became affiliated with the Liberal Party.[1] He was elected to the Parliament of Norway in 1900, representing the constituency of Trondhjem og Levanger. He held the rank of Captain at that time. He served only one term, but had previously served as a deputy representative during the term 1898–1900. On 20 August 1909, he was appointed as the new Minister of Defence in the first cabinet Knudsen. He held this position until 1 February 1910, when the cabinet resigned.[2] In 1914 he was promoted to Major General, and from 1916 to 1919 he was the Inspector-General of the Infantry.[1] He died in July 1928.[2]
His granddaughter Mimi Reimers married Olaf D. Thommessen.[3]