| 1 | Darity | 2 |
| 2 | Daugherty | 147 |
| 3 | Daughety | 3 |
| 4 | Daughtrey | 1 |
| 5 | Daughtry | 4 |
| 6 | Dehority | 2 |
| 7 | Dochartaigh | 1 |
| 8 | Docherty | 18 |
| 9 | Dochery | 0 |
| 10 | Dockerty | 2 |
| 11 | Dockery | 8 |
| 12 | Dogherty | 8 |
| 13 | Doherty | 253 |
| 14 | Doriety | 1 |
| 15 | Dority | 5 |
| 16 | Dorrity | 2 |
| 17 | Dougherty | 197 |
| 18 | McDade | 4 |
| 19 | McDaid | 14 |
| 20 | McDavid | 0 |
| 21 | McDavitt | 3 |
| 22 | McDevitt | 22 |
| 23 | McKevitt | 3 |
| 24 | O'Dochartaigh | 7 |
| 25 | O'Dogherty | 9 |
| 26 | O'Doherty | 20 |