Felicjan Sławoj Składkowski (; 9 June 1885, Gąbin - 31 August 1962) was a Polish physician, general and politician who served as Polish Minister of Internal Affairs and was the last Prime Minister of Poland before World War II. Składkowski studied medicine at the Jagiellonian University in Kraków, graduating in 1911. He then worked as a physician in Sosnowiec. He fought in the Polish Legions in World War I and later in the Polish-Soviet War of 1919-1921. In 1924, as a Brigadier-General, he was appointed head of the Polish military health service by Józef Piłsudski.