| Alexander McDonald | |
| Office: | Member of the Legislative Assembly of British Columbia |
| Predecessor: | Cyrus Wesley Peck |
| Successor: | MacGregor MacIntosh |
| Term Start: | 1933 |
| Term End: | 1937 |
| Constituency: | The Islands |
| Birth Date: | 1 November 1876 |
| Birth Place: | Sidney, British Columbia |
| Death Place: | Sidney, British Columbia |
| Spouse: | Jane McGill Sara Muriel Larson |
| Party: | British Columbia Liberal Party |
| Occupation: | farmer |
Alexander McDonald (November 1, 1876 - November 20, 1945) was a Canadian politician. He served in the Legislative Assembly of British Columbia from 1933 until his defeat in the 1937 provincial election, from the electoral district of The Islands, a member of the Liberal party.[1] [2] [3] Following his defeat, McDonald never did seek reelection to the Legislature in a subsequent election.