Major General, Friherre Axel Oscar Rappe (22 June 1884 – 31 October 1945) was a Swedish Army officer.

[1] In Finland, Rappe served in the General Staff of Carl Gustaf Emil Mannerheim and was promoted to lieutenant colonel.

[3] However, the nomination was recalled, most likely to keep Rappe on the post as commanding officer of the I Army Corps (Första armékåren).

[1] Rappe was also a member of the Committee for the Reorganization of the Central Military Administration (Kommittén för omorganisationen av den centrala militärförvaltningen) from 1940 to 1941.

[3] On 22 June 1923 in Strängnäs, Rappe married Gurli Matilda Johansson (12 February 1888 in Stockholm – 21 February 1966 in Sköldinge), the daughter of the carpenter Claes August Johansson and his wife Edla Matilda Gustafsson (previously Thulin).