Events in the year 1910 in Portugal.
Incumbents
- Monarch: Emmanuel II (until 5 October)
- President: Teófilo Braga (President of the Provisional Government) (from 5 October)
- Prime Minister: Francisco da Veiga Beirão (until 26 June); António Teixeira de Sousa (26 June–5 October); Teófilo Braga (from 5 October)
Events
- 28 August – Portuguese legislative election, 1910.
- 5 October – A coup d'état and proclamation of the Portuguese First Republic
- Disestablishment of the Progressive Dissidence political party.
Arts and entertainment
Sports
- S.C. Farense founded
- C.S. Marítimo founded
- Vitória F.C. founded
- C.D. Nacional founded
Births
- 1 April – Francisco Castro, Portuguese footballer (d. unknown)
- 11 April – António de Spínola, military officer, politician, writer (died 1996).
Deaths
References



