Lisbon (Portuguese: Lisboa) is one of the 22 multi-member constituencies of the Assembly of the Republic, the national legislature of Portugal. The constituency was established in 1976 when the Assembly of the Republic was established by the constitution following the restoration of democracy. It is conterminous with the district of Lisbon. The constituency currently elects 48 of the 230 members of the Assembly of the Republic using the closed party-list proportional representation electoral system. At the 2024 legislative election it had 1,915,287 registered electors.