Daftar Perdana Menteri Portugal
Republik Pertama (1910-1926)

| Foto | Nama |  | Periode |
| --- | --- | --- | --- |
|  | Joaquim Teófilo Fernandes Braga | Republican | 5 Oktober 1910-24 Agustus 1911 |
|  | João Pinheiro Chagas | Portuguese Republican Party | 4 September 1911-13 November 1911 |
|  | Augusto César de Almeida Vasconcelos Correia | Democratic Party | 13 November 1911-16 Juni 1912 |
|  | Duarte Leite Pereira da Silva | Democratic Party | 16 Juni 1912-9 Januari 1913 |
|  | Afonso Augusto da Costa | Democratic Party | 9 Januari 1913-9 Februari 1914 |
|  | Bernardino Luís Machado Guimarães | Democratic Party | 9 Februari 1914-12 Desember 1914 |
|  | Víctor Hugo de Azevedo Coutinho | Democratic Party | 12 Desember 1914-28 Januari 1915 |
|  | Joaquim Pimenta de Castro | Military administration | 28 Januari 1915-14 Mei 1915 |
|   | Constitutional Junta:  : José Norton de Matos  : António Maria da Silva  : José de Freitas Ribeiro  : Alfredo de Sá Cardoso  : Álvaro Xavier de Castro | Military administration | 14 Mei 1915-17 Mei 1915 |
|  | João Pinheiro Chagas | Portuguese Republican Party | 17 Mei 1915 |
|   | José Ribeiro de Castro | Military administration | 17 Mei 1915-29 November 1915 |
|  | Afonso Augusto da Costa | Democratic Party | 29 November 1915-16 Maret 1916 |
|  | António José de Almeida | Sacred Union | 16 Maret 1916-25 April 1917 |
|  | Afonso Augusto da Costa | Sacred Union | 25 April 1917-8 Desember 1917 |
|  | Sidónio Bernardino Cardoso da Silva Pais | National Republican Party ("Sidonist Party") military administration | 8 Desember 1917-14 Desember 1918 |
|  | João do Canto e Castro Silva Antunes Júnior | National Republican Party ("Sidonist Party") military administration | 14 Desember 1918-23 Desember 1918 |
|  | João Tamagnini de Sousa Barbosa | Military administration | 23 Desember 1918-27 Januari 1919 |
|  | José Carlos de Mascarenhas Relvas | Democratic Party | 27 Januari 1919-30 Maret 1919 |
|  | Domingos Leite Pereira | Democratic Party | 30 Maret 1919-30 Juni 1919 |
|  | Alfredo de Sá Cardoso | Democratic Party Military administration | 30 Juni 1919-15 Januari 1920 |
|  | Francisco José Fernandes da Costa | ... ("Five Minutes Government") | 15 Januari 1920 |
|  | Alfredo de Sá Cardoso | Democratic Party Military administration | 15 Januari 1920-21 Januari 1920 |
|  | Domingos Leite Pereira | Democratic Party | 21 Januari 1920-8 Maret 1920 |
|  | António Maria Baptista | Democratic Party Military administration | 8 Maret 1920-6 Juni 1920 |
|   | José Ramos Preto | Democratic Party | 6 Juni 1920-26 Juni 1920 |
|  | António Maria da Silva | Democratic Party | 26 Juni 1920-19 Juli 1920 |
|  | António Joaquim Granjo | Liberal Republican Party | 19 Juli 1920-20 November 1920 |
|  | Álvaro Xavier de Castro | Reconstituent Party Military administration | 20 November 1920-30 November 1920 |
|  | Liberato Damião Ribeiro Pinto | Democratic Party Military administration | 30 November 1920-2 Maret 1921 |
|  | Bernardino Luís Machado Guimarães | Democratic Party | 2 Maret 1921-23 Mei 1921 |
|  | Tomé José de Barros Queirós | Liberal Republican Party | 23 Mei 1921-30 Agustus 1921 |
|  | António Joaquim Granjo | Liberal Republican Party | 30 Agustus 1921-19 Oktober 1921 |
|  | António Manuel Maria Coelho | Military administration | 19 Oktober 1921-5 November 1921 |
|   | Carlos Maia Pinto | Military administration | 5 November 1921-16 Desember 1921 |
|  | Francisco Pinto da Cunha Leal | National Republican Union | 16 Desember 1921-7 Februari 1922 |
|  | António Maria da Silva | Democratic Party | 7 Februari 1922-15 November 1923 |
|  | António Ginestal Machado | Liberal Party | 15 November 1923-18 Desember 1923 |
|  | Álvaro Xavier de Castro | Nationalist Republican Party | 18 Desember 1923-7 Juli 1924 |
|   | Alfredo Rodrigues Gaspar | Democratic Party Military administration | 7 Juli 1924-22 November 1924 |
|  | José Domingues dos Santos | Democratic Leftwing Republican Party | 22 November 1924-15 Februari 1925 |
|  | Vitorino Máximo de Carvalho Guimarães | Democratic Party Military administration | 15 Februari 1925-1 Juli 1925 |
|  | António Maria da Silva | Democratic Party | 1 Juli 1925-1 Agustus 1925 |
|  | Domingos Leite Pereira | Democratic Party | 1 Agustus 1925-18 Desember 1925 |
|  | António Maria da Silva | Democratic Party | 18 Desember 1925-30 Mei 1926 |