The Legislative Assembly of Leningrad Oblast (Russian: Законодательное собрание Ленинградской области) is the regional parliament of Leningrad Oblast, a federal subject of Russia.

A total of 50 deputies are elected for five-year terms.

[3] It autonomously exercises its roles using the Constitution of the Russian Federation, federal legislation, the Charter of Leningrad Oblast, and regional laws as guides.

The Legislative Assembly is a legal entity.

Acts passed by it are binding on all bodies and officials of state authorities and local governments of Leningrad Oblast, organizations, and private citizens.