The office of county governor is a government agency of the Kingdom of Norway; the title was Amtmann (before 1919) and then Fylkesmann (after 1919).
The seat of Lister og Mandals amt was also at Christianssand.
The governor carries out the resolutions and guidelines of the Storting and government.
This is done first by the county governor performing administrative tasks on behalf of the ministries.
From 1671 until 1918, the title was Amtmann i Lister og Mandals amt.