| Honorific Prefix: | Lieutenant general Count |
| Axel Otto Mörner | |
| Birth Name: | Axel Otto Mörner |
| Birth Date: | 8 June 1774 |
| Birth Place: | Lekaryd Parish, Småland, Sweden |
| Death Place: | Eksjö Parish, Småland, Sweden |
| Allegiance: | Sweden |
| Branch: | Swedish Army |
| Serviceyears: | 1777–1840 |
| Rank: | Lieutenant general |
| Battles: | |
| Awards: | Pour le Mérite |
| Laterwork: | Minister of War (1840–43) |
Count Axel Otto Mörner (8 June 1774 – 20 October 1852) was a Swedish artist and general.
Mörner was born in Lekaryd Parish in Jönköping County, Sweden and was the son of Lieutenant Colonel Count Carl Gustaf Mörner and Sofia Elisabet Steuch. He was the brother of Hampus Mörner, Charlotta Mörner, Gustaf Fredrik Mörner and Carl Stellan Mörner.[1]
On 4 October 1801 he married Ebba Modée at Rosersberg Palace.[2]