| Donald C. MacNeil | |
| Birth Date: | 4 January 1924 |
| Birth Place: | Sydney, Nova Scotia |
| Death Place: | Sydney, Nova Scotia |
| Office1: | MLA for Cape Breton South |
| Term Start1: | 1956 |
| Term End1: | 1970 |
| Predecessor1: | John Smith MacIvor |
| Successor1: | John Francis Burke |
| Residence: | Halifax, Nova Scotia |
| Party: | Progressive Conservative |
| Occupation: | Lawyer |
Donald Campbell MacNeil (January 4, 1924 – October 24, 1978) was a Canadian politician. He represented the electoral district of Cape Breton South in the Nova Scotia House of Assembly from 1956 to 1970. He is a member of the Nova Scotia Progressive Conservative Party.[1]
MacNeil was born in Sydney, Nova Scotia. He attended Acadia University, St. Francis Xavier University, and Dalhousie University. He earned a Bachelor of Laws from Dalhousie in 1948 and went into law practice. In 1948, he married Marguerite Shirley Cameron.[2] He served in the Executive Council of Nova Scotia as Minister of Municipal Affairs.[2]