| Rafael Sotomayor | |
| Office: | Minister of War and Navy of Chile |
| Term Start: | 20 August 1879 |
| Term End: | 20 May 1880 |
| President: | Aníbal Pinto |
| Successor: | José Francisco Vergara |
| Office2: | Minister of Finance of Chile |
| Term Start2: | 18 September 1876 |
| Term End2: | 27 October 1877 |
| President2: | Aníbal Pinto |
| Predecessor2: | Ramón Barros Luco |
| Successor2: | Augusto Matte Pérez |
| Office3: | Mayor of Concepción |
| Term Start3: | 1853 |
| Term End3: | 1859 |
| Predecessor3: | Giuseppe Rondizzoni |
| Successor3: | Vicente Pérez Rosales |
| Birth Name: | Rafael Sotomayor Baeza |
| Birth Date: | 13 September 1823 |
| Birth Place: | Melipilla, Chile |
| Death Place: | Tacna, Peru |
| Profession: | Lawyer |
| Nationality: | Chilean |
| Party: | National Party |
| Alma Mater: | Instituto Nacional General José Miguel Carrera |
| Relatives: | Emilio Sotomayor Baeza (brother) |
| Children: | Rafael Sotomayor Gaete |
Rafael Sotomayor Baeza (13 September 1823 – 20 May 1880) was a Chilean lawyer and politician. As Minister of War and Navy he was the main organiser of Chilean forces during the War of the Pacific. He died of a stroke while on campaign.[1] [2]