| Ian Watson | |
| Birth Date: | 10 April 1934 |
| Birth Place: | Howick, Quebec, Canada |
| Constituency Mp: | Châteauguay—Huntingdon—Laprairie |
| Parliament: | Canadian |
| Term Start: | April 1963 |
| Term End: | June 1968 |
| Predecessor: | Jean Boucher |
| Successor: | District abolished |
| Constituency Mp2: | Laprairie |
| Parliament2: | Canadian |
| Term Start2: | June 1968 |
| Term End2: | May 1979 |
| Predecessor2: | District established |
| Successor2: | Pierre Deniger |
| Constituency Mp3: | Châteauguay |
| Parliament3: | Canadian |
| Term Start3: | May 1979 |
| Term End3: | July 1984 |
| Predecessor3: | District established |
| Successor3: | Ricardo López |
| Profession: | Lawyer |
| Party: | Liberal |
| Portfolio: | Parliamentary Secretary to the Minister of National Revenue (1972) Parliamentary Secretary to the Minister of State for Urban Affairs (1972–1973 & 1974) |
| Committees: | Chair, Standing Committee on National Resources and Public Works (1980-1984) Chair, Standing Committee on Indian Affairs and Northern Development (1968–1972 & 1976–1979) |
Ian Watson (April 10, 1934 – April 2, 2023) was a Canadian politician. He served as a Liberal party MP from 1963 to 1984.
Born in Howick, Quebec, Watson was a lawyer by trade.
Watson first won office at Quebec's Châteauguay—Huntingdon—Laprairie riding in the 1963 federal election and was re-elected in 1965, 1968, 1972 and 1974. His riding was changed to La Prairie in 1968.
In the 1979 election, Watson campaigned and won in the Châteauguay riding and was re-elected there in 1980. He was defeated in the 1984 election by Ricardo Lopez of the Progressive Conservative party.
Watson served seven successive terms from the 26th to the 32nd Canadian Parliaments.
Watson died on April 2, 2023, at the age of 88.[1]