| | | Term of office: | 2 September 1919 to 8 May 1920 | | – Preceded by: | Federico Tinoco | | – Succeeded by: | Julio Acosta | | Date of birth: | 21 May 1857 | | Place of birth: | Cartago | | Date of death: | 11 October 1924 | | Place of death: | San José | | Party: | | | |
Francisco Ramón de Jesús Aguilar Barquero (1857-1931) served as President of Costa Rica for eight months between 1919 and 1920.
His main achievement was successfully steering the country back to democratic normalcy after his predecessor's military dictatorship.