The Parliament of Italy (Italian: Parlamento Italiano) is the national parliament of Italy. It is a bicameral legislature with 945 elected members (parlamentari). The Chamber of Deputies, with 630 members (deputati) is the lower house. The Senate of the Republic is the upper house and has 315 members (senatori).

Since 2005, a Proportional System electoral law is being used in both houses. A majority prize is given to the coalition obtaining a plurality: at national level for the Chamber, at regional level for the Senate.