Legislative districts of Negros Occidental
The legislative districts of Negros Occidental are the representations of the province of Negros Occidental in the various national legislatures of the Philippines. The province is currently represented in the lower house of the Congress of the Philippines through its [|first], [|second], [|third], [|fourth], [|fifth], and [|sixth] congressional districts.
History
In 1899, the cities and pueblos of San Carlos, Calatrava, Escalante, Sagay, Cadiz, Manapla, Victorias, and Saravia shall compose the first district. From General Order No. 30, from Office US Military Governor in the Philippine Islands, Manila, P.I. July 22, 1899.Negros Occidental was divided into three legislative districts from 1907 to 1972, it was redistricted into six legislative districts in 1986. It was part of the representation of Region VI from 1978 to 1984, and from 1984 to 1986 it elected 7 assemblymen at-large. Until 1986, Bacolod was part of its representation.
Current districts
;NotesHistorical districts
At-Large (defunct)
1943-1944
- Excludes Bacolod
| Period | Representative |
| National Assembly 1943-1944 | Vicente F. Castillo |
| National Assembly 1943-1944 | Gil M. Montilla |
1984-1986
- Includes Bacolod
| Period | Representative |
| Regular Batasang Pambansa 1984-1986 | Wilson Gamboa |
| Regular Batasang Pambansa 1984-1986 | Antonio M. Gatuslao |
| Regular Batasang Pambansa 1984-1986 | Roberto A. Gatuslao |
| Regular Batasang Pambansa 1984-1986 | Jaime G. Golez |
| Regular Batasang Pambansa 1984-1986 | Alfredo G. Maranon, Jr. |
| Regular Batasang Pambansa 1984-1986 | Roberto L. Montelibano |
| Regular Batasang Pambansa 1984-1986 | Jose Y. Varela, Jr. |