سیماس(مجلس قانونگذاری لیتوانی)

Also known as Parliament of the Republic of Lithuania, Parliament of Lithuania

The Seimas of the Lithuanian Republic (), or simply the Seimas ( ; ), is the unicameral legislative body of the Republic of Lithuania.

Parliament.political_groups1: Government (Ruginienė Cabinet) (81) Social Democrats (52) Dawn of Nemunas (18) Lithuanian Farmers, Greens and Christian Families Union group (11) Farmers and Greens Union (8) Electoral Action of Poles in Lithuania – Christian Families Alliance (3) Opposition (60) Homeland Union (28) Democrats "For Lithuania" (16) Liberals' Movement (12) Mixed group (4) Independent (2) National Alliance (1) Centre-Right Union (1)
Parliament.structure1: 14th Seimas.svg
Parliament.structure1_res: 250 px
Parliament.voting_system1: Parallel voting; 70 party-list seats with a 5% threshold (7% for alliances) and 71 runoff seats
Parliament.last_election1: 13 and 27 October 2024
Parliament.next_election1: On or before October 2028
Parliament.redistricting: Every four years
Parliament.meeting_place: Seimas Palace, Vilnius
Parliament.election2: 11 September 2025
Parliament.name: Seimas
Parliament.legislature: 14th Seimas
Parliament.coa_pic: Seimas logo.svg
Parliament.session_room: LR_Seimas_by_Augustas_Didzgalvis.jpg
Parliament.house_type: Unicameral
Parliament.leader1_type: Speaker
Parliament.foundation: 1445 (historical)
Parliament.disbanded: 1940–1991
Parliament.leader1: Juozas Olekas