This is a list of the county governors (Fylkesmenn) of Oslo, Norway. Oslo was named Christiania and Kristiania throughout this entire period.
| County governors of Kristiania [1] | |||||
|---|---|---|---|---|---|
| Start | End | Name | Born | Died | |
| 1815 | 1842 | Shared governors with Akershus | colspan=2 | - | |
| 1842 | 1845 | Fredrik Riis | 1789 | 1845 | |
| 1846 | 1857 | Niels Arntzen Sem | 1782 | 1859 | |
| 1857 | 1874 | Karelius August Arntzen | 1802 | 1875 | |
| 1874 | 1880 | August Christian Manthey | 1811 | 1880 | |
| 1880 | 1905 | Nils Mathias Rye | 1824 | 1905 | |
| 1905 | 1917 | Otto Albert Blehr | 1847 | 1927 | |
| 1917 | – | Shared governors with Akershus | colspan=2 | - | |