1915 Portuguese legislative election

← 1913 13 June 1915 1918 →
Turnout	59.9% (22.8pp)
Majority party Minority party Third party   Leader Afonso Costa António José de Almeida Manuel de Brito Camacho Party Democratic Evolutionist Republican Union Last election 68 (Chamber) 24 (Senate) 41 (Chamber) 16 (Senate) 36 (Chamber) 18 (Senate) Seats won 106 (Chamber) 45 (Senate) 26 (Chamber) 9 (Senate) 15 (Chamber) 11 (Senate)   Fourth party Fifth party   PSP CCP Leader Central commission[n 1] Party Socialist PCC Last election 2 (Chamber) 2 (Senate) New Seats won 2 (Chamber) 0 (Senate) 1 (Chamber) 1 (Senate)
Colours denote the winning party, as shown in the main table of results.
Prime Minister before election José de Castro Democratic Prime Minister after election Afonso Costa Democratic

Politics of Portugal
Constitution
Executive President (list) Marcelo Rebelo de Sousa Prime Minister (list) Luís Montenegro Cabinet
Legislature Assembly of the Republic President: José Pedro Aguiar-Branco
Judiciary Constitutional Court Supreme Court of Justice Court of Auditors Supreme Administrative Court
Elections Recent elections Presidential: 2016 2021 2026 Legislative: 2019 2022 2024 Local: 2017 2021 2025 European: 2014 2019 2024 Political parties Politicians
Administrative divisions Districts Autonomous regions Municipalities (list) Freguesias (list)
Foreign relations Spain-Portugal relations Portugal–United Kingdom relations France–Portugal relations Italy–Portugal relations Brazil-Portugal relations Portugal–United States relations China–Portugal relations Angola–Portugal relations Mozambique–Portugal relations Canada–Portugal relations Portugal–Sweden relations
Portugal portal Other countries
v t e

Parliamentary elections were held in Portugal on 13 June 1915.^[1] The result was a victory for the Democratic Party, which won 106 of the 163 seats in the Chamber of Deputies and 45 of the 69 seats in the Senate.^[2]

Party		Chamber of Deputies				Senate
		Votes	%	Seats	+/–	Seats	+/–
	Democratic Party			106	+38	45	+21
	Evolutionist Party			26	–15	9	–7
	Republican Union			15	–21	11	–7
	Portuguese Socialist Party			2	0	0	–2
	Catholic Centre Party			1	New	1	New
	Other parties and independents			13	+7	3	–3
Invalid/blank votes			–	–		–	–
Total		282,387	100	163		69
Registered voters/turnout		471,557	59.9	–		–
Source: Nohlen & Stöver