| Verfasser | Häufigkeit |
| O'Donovan, Oliver 1945- |
28 |
| O'Donovan, John |
17 |
| O'Donovan, Michael |
16 |
| O'Donovan, Noreen |
9 |
| Royal Irish Academy |
8 |
| O'Donovan, Edmond |
6 |
| O'Donovan, Gabrielle |
6 |
| O'Donovan, Thomas M. |
6 |
| O'Donovan, James |
5 |
| O'Donovan, Joan |
5 |
| O'Donovan, Donal |
4 |
| O'Donovan, John 1806-1861 |
4 |
| O'Donovan, Oliver |
4 |
| Curtin, Dermot P. ca. 20./21. Jh |
3 |
| O'Donovan Rossa, Jeremiah 1831-1915 |
3 |
| O'Donovan, Katherine |
3 |
| O'Donovan, Leo J. |
3 |
| O'Donovan, Mary Anne |
3 |
| O'Donovan, Roderick |
3 |
| O'Donovan, Susan E. |
3 |