The legislative districts of Malabon are the representations of the highly urbanized city of Malabon in the Congress of the Philippines. The city is currently represented in the lower house of the Congress through its lone congressional district.
Malabon was represented as part of the at-large district of the province of Manila in the Malolos Congress from 1898 to 1899, the second district of Rizal from 1907 to 1941 and from 1945 to 1972, the at-large district of Rizal in the National Assembly of the Second Philippine Republic from 1943 to 1944, and the representation of Region IV in the Interim Batasang Pambansa from 1978 to 1984. From 1984 to 1986, Malabon was grouped together with Navotas and Valenzuela as the legislative district of Malabon–Navotas–Valenzuela for representation in the Regular Batasang Pambansa. From 1987 to 2010, it was represented in Congress with Navotas as the legislative district of Malabon–Navotas. The two cities were separated per the provision in the city charter of Navotas (Republic Act No. 9387[1]) that was approved on March 10, 2007 and ratified on June 24, 2007.