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'MALLEY, JOHN J. | - | - | 20c1 | - | - |
| O'MALLEY, JOSEPH P. | 1867 | 1933 | 20c1 | 20c2 | - |
| O'MALLEY, P.D. | - | - | 20c1 | - | - |
| O'MEARA, THOMAS J. | - | - | 20c1 | 20c2 | - |
| O'NEILL & BYRNE | - | - | 19C3 | 19C4 | - |
| O'NEILL & MCCARTHY | - | - | 19C4 | ||
| O'NEILL, CORNELIUS | - | - | 19c1 | 19c2 | - |
| O'NEILL, FRANCIS JOSEPH | - | - | 20c2 | 20c3 | - |
| O'NEILL, GEORGE GORDON | 1888 | 1981 | 20c1 | 20c2 | 20c3 |
| O'NEILL, HENRY | - | - | 19c1 | - | - |
| O'NEILL, JOHN | 1828 | 1883 | 19c3 | 19c4 | - |