| Thomas Blezard | |
| Office1: | Ontario MPP |
| Term Start1: | 1879 |
| Term End1: | 1902 |
| Predecessor1: | John C. O'Sullivan |
| Successor1: | William A. Anderson |
| Constituency1: | Peterborough East |
| Party: | Liberal |
| Birth Date: | 24 November 1838 |
| Birth Place: | Peterborough County, Upper Canada |
Thomas Blezard (November 24, 1838 - April 19, 1902) was an Ontario political figure.
Blezard was born in Otonabee Township, Peterborough County, Upper Canada in 1838.
He represented Peterborough East in the Legislative Assembly of Ontario as a Liberal member from 1879 to 1902.
In 1865, he married Mary Meikle. He served on the township council for nine years and the county council for five years.
Blezard Valley near Sudbury was named after him.