| Russell J. Blair | |
| State House: | Pennsylvania |
| District: | 52nd |
| Term Start: | January 7, 1969 |
| Term End: | November 30, 1972 |
| Predecessor: | District Created |
| Successor: | William Lincoln |
| State House2: | Pennsylvania |
| District2: | Fayette County |
| Term Start2: | 1967 |
| Term End2: | 1968 |
| Birth Date: | 1 October 1907 |
| Birth Place: | Perryopolis, Pennsylvania[1] |
| Death Place: | Perryopolis, Pennsylvania |
| Party: | Democratic |
Russell J. Blair (October 1, 1907 – March 12, 1994) was a Democratic member of the Pennsylvania House of Representatives.[2]