| William Neil Campbell | |
| Office: | Member of the Legislative Assembly of New Brunswick |
| Term Start: | 1950 |
| Term End: | 1952 |
| Constituency: | Charlotte |
| Birth Date: | 14 June 1885 |
| Birth Place: | St. George, New Brunswick |
| Death Place: | St. Andrews, New Brunswick |
| Spouse: | Pearl Dick |
| Party: | New Brunswick Liberal Association |
| Occupation: | fisherman |
William Neil Campbell (June 14, 1885 – July 28, 1979) was a Canadian politician. He is the son of the Daniel and Eliza Lydie (Mann) Campbell. He served in the Legislative Assembly of New Brunswick as member of the Liberal party from 1950 to 1952. He came to office in the January 9, 1950 by-election in Charlotte as a result of James Joseph Hayes Doone resignation. He is buried in the St. George Rural Cemetery.[1] [2]