| Malcolm N. MacLeod | |
| Office: | Member of the Legislative Assembly of New Brunswick |
| Predecessor: | Brenda Robertson |
| Successor: | Harold A. Terris |
| Term Start: | 1970 |
| Term End: | 1987 |
| Constituency: | Albert |
| Office2: | Interim Leader of the Progressive Conservative Party of New Brunswick |
| Predecessor2: | Richard Hatfield |
| Successor2: | Barbara Baird |
| Term Start2: | 1987 |
| Term End2: | 1989 |
| Birth Name: | Malcolm Noble MacLeod |
| Birth Date: | 8 February 1928 |
| Birth Place: | Moncton, New Brunswick, Canada |
| Death Place: | Moncton, New Brunswick, Canada |
| Spouse: | [1] |
| Party: | Progressive Conservative Party of New Brunswick |
| Children: | 3 |
Malcolm Noble "Mac" MacLeod (February 8, 1928 – August 22, 1996) was a Canadian politician. Born in Moncton, New Brunswick,[2] he served as a longtime member of the Legislative Assembly of New Brunswick representing the electoral district of Albert from 1970 to his defeat in 1987 when his Progressive Conservatives lost every seat in the legislature.
He was the second longest serving Minister of Agriculture in New Brunswick, serving as Minister of Agriculture and Rural Development from 1974[3] to 1985. He served as Minister of Natural Resources and Energy from 1985 until the defeat of his government in 1987. Following the election he served as interim leader of the PC Party until the election of Barbara Baird in 1989.[4] He died in a Moncton nursing home in 1996 at the age of 68 from Parkinson's disease.[5]