| Ramsey | J | Armstrong Twp |
| Rankin | A | Blacklick Twp |
| Rankin | H R | Montgomery Twp |
| Rankin | Mrs. | Washington Twp |
| Rankin | Mrs. | Wheatfield Twp |
| Rankin | T. | Center Twp |
| Rankin | W | Blacklick Twp |
| Rankin | Wm | Blacklick Twp |
| Rapin | D | Blacklick Twp |
| Rarah | G | Montgomery Twp |
| Rarich | S | South Mahoning Twp |
| Rarich | S | South Mahoning Twp |
| Rarich | S, Jr | South Mahoning Twp |
| Ray | J | Cherryhill Twp |
| Ray | J | Conemaugh Twp |
| Ray | J | Rayne Twp |
| Ray | J | Rayne Twp |
| Ray | M | Rayne Twp |
| Ray | R | Rayne Twp |
| Ray | S | Armstrong Twp |
| Ray | S | Burrell Twp |
| Ray | T. | Cherryhill Twp |
| Ray | W | Center Twp |
| Ray | Wm | Conemaugh Twp |
| Rearsxx | Mrs. | West Mahoning Twp |
| Redpath | Wm | Saltsburg, Conemaugh Twp |
| Reed | C | Blacklick Twp |
| Reed | C | White Twp |
| Reed | D | Young Twp |
| Reed | G P | Indiana Borough, White Twp |
| Reed | J | Young Twp |
| Reed | R T | Washington Twp |
| Reeves | W | Young Twp |
| Repin | G | Blacklick Twp |
| Repin | J | Conemaugh Twp |
| Repin | M | Blacklick Twp |
| Repine | D | White Twp |
| Repine | Israel | Indiana Borough, White Twp |
| Repine | J | Washington Twp |
| Repine | T. | Burrell Twp |
| Replogle | J | Green Twp |
| Rhea | Wm | Conemaugh Twp |
| Rhodes | D | Pine Twp |
| Rhodes | G | Pine Twp |
| Rhodes | J | Cherryhill Twp |
| Rhodes | Wm | Pine Twp |
| Rice | C | Indiana Borough, White Twp |
| Rice | C | Rayne Twp |
| Rice | S | Green Twp |
| Richards | D | East Mahoning Twp |
| Richardson | W | East Mahoning Twp |
| Richey | A | Conemaugh Twp |
| Richey | D | West Mahoning Twp |
| Richey | J | Conemaugh Twp |
| Richey | Wm | West Mahoning Twp |
| Richie | J | East Mahoning Twp |
| Riddle | ? | Wheatfield Twp |
| Riddle | J | Montgomery Twp |
| Riddle | W | Montgomery Twp |
| Riddle | W | Montgomery Twp |
| Riddle | Wm | Montgomery Twp |
| Riley | C | Wheatfield Twp |
| Riley | E | Wheatfield Twp |
| Ringle | M | Blairsville, Burrell Twp |
| Risinger | D | Center Twp |
| Risinger | G & J | Brush Valley Twp |
| Risinger | J | Brush Valley Twp |
| Risinger | J | Center Twp |
| Risinger | M | Center Twp |
| Risinger | R | Cherryhill Twp |
| Roberts | J | Green Twp |
| Roberts | R | Green Twp |
| Roberts | R | Pine Twp |
| Robins | D | White Twp |
| Robinson | ? | Wheatfield Twp |
| Robinson | G | Brush Valley Twp |
| Robinson | J | Armstrong Twp |
| Robinson | J | Conemaugh Twp |
| Robinson | J | Smicksburg, West Mahoning Twp |
| Robinson | J B | Saltsburg, Conemaugh Twp |
| Robinson | J L | Armstrong Twp |
| Robinson | J S | Saltsburg, Conemaugh Twp |
| Robinson | Jas | Conemaugh Twp |
| Robinson | Mrs. | Saltsburg, Conemaugh Twp |
| Robinson | S | Armstrong Twp |
| Robinson | S | Conemaugh Twp |
| Robinson | Wm | Armstrong Twp |
| Robinson | Wm C | Saltsburg, Conemaugh Twp |
| Rochester | J C | East Mahoning Twp |
| Rocket | M | Cherryhill Twp |
| Rodgers | H | Wheatfield Twp |
| Rodka | D | Montgomery Twp |
| Rodka | S | Cherryhill Twp |
| Roiley | C | Montgomery Twp |
| Roley | J | Montgomery Twp |
| Roley | S | Montgomery Twp |
| Romback | M | Saltsburg, Conemaugh Twp |
| Roof | J | Washington Twp |
| Roof | S | Brush Valley Twp |
| Roof | W | Washington Twp |
| Roofner | J | Pine Twp |
| Rosborough | J | Young Twp |
| Rosier | G | Pine Twp |
| Ross | S | East Mahoning Twp |
| Rotins | W | South Mahoning Twp |
| Roush | H | West Mahoning Twp |
| Row | Adam | Indiana Borough, White Twp |
| Row | G | White Twp |
| Row | Jonathan | Indiana Borough, White Twp |
| Row | N | White Twp |
| Row | S | East Mahoning Twp |
| Row | Wm | Saltsburg, Conemaugh Twp |
| Rowe | G A | Blairsville, Burrell Twp |
| Rudolf | A B | Saltsburg, Conemaugh Twp |
| Ruffner | D | Montgomery Twp |
| Ruffner | D H | Montgomery Twp |
| Ruffner | E | Montgomery Twp |
| Rugg | J | Blairsville, Burrell Twp |
| Rugh | J | Blacklick Twp |
| Russell | A | Blacklick Twp |
Indiana County, PA