Browse Alphabetically: A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z
| Name | Born | Died | Floruit | ||
| O'FARRELL, JAMES MONTGOMERY | - | - | 19c3 | 19c4 | - |
| O'FARRELL, MICHAEL * | - | - | 19c3 | - | - |
| O'FARRELL, PATRICK | - | - | 19c1 | - | - |
| O'FAY, MICHAEL (VERY REV.) | - | 1867 | |||
| O'FLAHERTY, JAEMS | - | - | 19c1 | - | - |
| O'FLAHERTY, PATRICK JOSEPH PETER | - | - | 20c2 | 20c3 | - |
| O'FLYNN & O'CONNOR | - | - | 20c1 | 20c2 | - |
| O'FLYNN, B., & SON | - | - | 20c2 | - | - |
| O'FLYNN, BARTHOLOMEW | 1874 | 1950 | 19c4 | 20c1 | 20c2 |
| O'FLYNN, EDMOND PATRICK JOSEPH | 1904 | 1980/81 | 20c2 | 20c3 | 20c4 |
| O'GORMAN, JOHN JOSEPH | 1908 | 1994 | 20c2 | 20c3 | 20c4 |
| O'GRADY & SELLERS | - | - | 20c2 | ||