Satakunta is one of the 13 electoral districts of the Parliament of Finland, the national legislature of Finland. The district was established as Turku and Pori Province North (Finnish: Turun ja Porin läänin pohjoinen; Swedish: Åbo och Björneborg läns norra) in 1907 when the Diet of Finland was replaced by the Parliament of Finland. It was renamed Satakunta in 1997. It is conterminous with the region of Satakunta. The district currently elects eight of the 200 members of the Parliament of Finland using the open party-list proportional representation electoral system. At the 2023 parliamentary election it had 176,653 registered electors.

Turku and Pori Province North was one 16 electoral districts established by the Election Act of the Grand Duchy of Finland (Suomen Suuriruhtinaanmaan Vaalilaki) passed by the Diet of Finland in 1906.^[4] It consisted of the hundreds (kihlakunta) of Ikaalinen, Loimaa, Tyrvää and Ulvila in the province of Turku and Pori.^[4] The town of Loimaa and the municipalities of Alastaro, Loimaa, Mellilä and Metsämaa were transferred from Turku Province North to Turku Province South in 1947.^[5] The municipalities of Hämeenkyrö, Ikaalinen, Kihniö, Mouhijärvi, Parkano and Viljakkala were transferred from Turku Province North to Häme Province North in 1993.^[6][7] The district was renamed Satakunta in 1997.^[8][9]

The municipalities of Äetsä, Suodenniemi and Vammala were transferred from Satakunta to Pirkanmaa in 1998.^[6] At the same time, Kodisjoki municipality was transferred from Varsinais-Suomi to Satakunta and Urjala municipality was transferred from Häme to Satakunta.^[6] Punkalaidun municipality was transferred from Satakunta to Pirkanmaa in 2005.^[6]

Satakunta currently elects eight of the 200 members of the Parliament of Finland using the open party-list proportional representation electoral system.^[10][11] Parties may form electoral alliances with each other to pool their votes and increase their chances of winning seats.^[12][13] However, the number of candidates nominated by an electoral alliance may not exceed the maximum number of candidates that a single party may nominate.^[14] Seats are allocated using the D'Hondt method.^[15][16]