| Honorific-Suffix: | MP |
| Parliament1: | Canadian |
| Riding1: | Elgin |
| Term Start1: | 1988 |
| Term End1: | 1993 |
| Predecessor1: | John Wise |
| Successor1: | Gar Knutson |
| Office2: | Reeve of Southwold Township, Ontario |
| Term Start2: | 1980 |
| Term End2: | 1980 |
| Office3: | Deputy Reeve of Southwold Township, Ontario |
| Term Start3: | 1978 |
| Term End3: | 1980 |
| Office4: | Councillor of Southwold Township, Ontario |
| Term Start4: | 1978 |
| Term End4: | 1980 |
| Birth Name: | Kenneth Ernest Monteith |
| Birth Date: | 1938 6, df=yes |
| Birth Place: | St. Thomas, Ontario, Canada |
| Death Place: | St. Thomas, Ontario, Canada |
| Party: | Progressive Conservative |
| Residence: | St. Thomas, Ontario |
| Alma Mater: | Ontario Agricultural College (Ridgetown College) 1957 |
| Profession: | farmer |
Kenneth Ernest Monteith (26 June 1938 – 3 February 2023) was a Canadian politician who was a member of the House of Commons from 1988 to 1993. His background was in agriculture.
Monteith was born in St. Thomas, Ontario in 1938. He was elected in the 1988 federal election at the Elgin electoral district for the Progressive Conservative party. He served in the 34th Canadian Parliament but lost to Gar Knutson of the Liberal Party in the 1993 federal election when it was renamed Elgin—Norfolk.
Prior to being an MP, Monteith served in municipal roles:
Monteith died in St. Thomas on 3 February 2023 at the age of 84.[1]