| John Patrick Barry | |
| Constituency Mp: | Northumberland |
| Parliament: | Canadian |
| Predecessor: | George Manning McDade |
| Successor: | Joseph Leonard O'Brien |
| Term Start: | 1935 |
| Term End: | 1940 |
| Birth Date: | December 23, 1893 |
| Birth Place: | Chatham, New Brunswick, Canada |
| Death Date: | August 17, 1946 |
| Nationality: | Canadian |
| Party: | Liberal |
| Occupation: | lawyer |
John Patrick Barry (December 23, 1893 – August 17, 1946) was a Canadian politician and lawyer. Defeating candidates Frances Fish and John Adams Creaghan, he was elected to the House of Commons of Canada in the 1935 election as a Member of the Liberal Party to represent the riding of Northumberland. He was defeated in the 1940 election as an Independent Liberal candidate.[1]
Barry was born in Chatham, New Brunswick, Canada.