| John Boyle Chapple | |
| Office: | Ontario MPP |
| Term Start: | 1959 |
| Term End: | 1963 |
| Predecessor: | Clare Edward Mapledoram |
| Successor: | Ted Freeman |
| Constituency: | Fort William |
| Party: | Liberal |
| Birth Date: | 4 August 1909 |
| Birth Place: | Simcoe County, Ontario |
| Death Place: | Thunder Bay, Ontario |
John Boyle Chapple (August 4, 1909 – August 26, 1990) was a Canadian politician, who represented Fort William in the Legislative Assembly of Ontario from 1959 to 1963 as a Liberal member.
Chapple was born in Simcoe County, Ontario to Clement Edward Chapple and Annie May Boyle.
Chapple was elected in the general election in 1959 and but was defeated in the general elections in 1963.[1] During the 26th Legislative Assembly of Ontario he served on eight Standing Committees of the Legislative Assembly, with a particular interest in lands and forests, mining, and agricultural issues. Chapple lost, in the 1963 general election, to the NDP candidate, Ted Freeman.[2] Prior to being elected as a provincial MPP, Chapple had served one term as a Councillor on Fort William City Council from 1949 to 1951.