Dehiwala-Mount Lavinia electoral district, later renamed Dehiwala was an electoral district of Sri Lanka between March 1960 and February 1989.
The district was named after the city of Dehiwala-Mount Lavinia in Colombo District, Western Province.
The 1978 Constitution of Sri Lanka introduced the proportional representation electoral system for electing members of Parliament.
[1] Dehiwala-Mount Lavinia electoral district was replaced by the Colombo multi-member electoral district at the 1989 general elections.
Key Independent SLFP UNP Results of the 4th parliamentary election held on 19 March 1960 for the district:[2] Results of the 5th parliamentary election held on 20 July 1960 for the district:[3] Results of the 6th parliamentary election held on 22 March 1965 for the district:[4] Results of the 7th parliamentary election held on 27 May 1970 for the district:[5] Results of the 8th parliamentary election held on 21 July 1977 for the district:[6] Results of the Ceylonese parliamentary by-election, held on 11 November 1977:[7]