| August Gyldenstolpe | |
| Native Name: | August Louis Fersen Gyldenstolpe |
| Native Name Lang: | swe |
| Term Start: | 22 December 1904 |
| Term End: | 2 August 1905 |
| Birth Date: | 22 June 1849 |
| Birth Place: | Stockholm, Sweden |
| Death Place: | Stockholm, Sweden |
| Nationality: | Swedish |
| Occupation: | politician, diplomat |
August Gyldenstolpe (22 June 1849 – 30 June 1928) is a Swedish politician and diplomat who from 22 December 1904 until 2 August 1905 served as Minister of Foreign Affairs of Sweden.
August Gyldenstolpe was born on 22 June 1849 in Stochholm.[1] In 1873 he graduated from Uppsala University.[2]
In 1874, he became an attaché at the Swedish embassy in Copenhagen. In the years 1876-1881 served in the apparatus of the Ministry of Foreign Affairs. In 1881, accompanied a special mission in Karlsruhe. Later he served in the embassy in the United States. In 1886 he became chancellor and head of the department.
In 1889 he became Secretary of the Cabinet. In 1895 he was appointed as acting envoy, and from 1897 to 1899 - Ambassador of the Swedish-Norwegian Union in the Netherlands and Belgium. In 1899-1904 - Ambassador to the Russian Empire.
After the resignation of the Foreign Minister Alfred Lagerheim, who was in conflict with Prime Minister Erik Gustaf Boström on the Norwegian issue, he was appointed Foreign Minister. He retained his position in the office of Johan Ramstedt.
On 2 August 1905 Fredrik Wachtmeister replaced Gyldenstolpe as Minister of Foreign Affairs.
From 1905 until 1918 he served as ambassador to France.