| Unique 12 Maker Haplotypes in IHDP | Totals | Regional Breakdown | ||||||||||||||
| 13 | 25 | 14 | 11 | 11 | 13 | 12 | 12 | 12 | 13 | 14 | 29 | 128 | Ulster 76 | Connacht 30 | Leinster 15 | Munster 7 |
| 13 | 24 | 14 | 11 | 11 | 14 | 12 | 12 | 12 | 13 | 13 | 29 | 77 | Ulster 42 | Connacht 11 | Lenister 14 | Munster 10 |
| 13 | 24 | 14 | 10 | 11 | 15 | 12 | 12 | 11 | 13 | 13 | 29 | 39 | Ulster 8 | Connacht 6 | Leinster 12 | Munster 19 |
| 13 | 24 | 14 | 11 | 11 | 14 | 12 | 12 | 13 | 13 | 13 | 29 | 42 | Ulster 12 | Connacht 8 | Leinster 20 | Munster 1 |
| 13 | 24 | 14 | 11 | 11 | 14 | 12 | 12 | 11 | 13 | 13 | 29 | 41 | Ulster 14 | Connacht 6 | Leinster 6 | Munster 15 |
| 13 | 24 | 14 | 10 | 11 | 14 | 12 | 12 | 12 | 13 | 13 | 29 | 31 | Ulster 9 | Connacht 1 | Leinster 11 | Munster 9 |
| 13 | 24 | 14 | 11 | 11 | 15 | 12 | 12 | 12 | 13 | 13 | 29 | 28 | Ulster 18 | Connacht 6 | Leinster 20 | Munster 2 |
| 13 | 25 | 14 | 10 | 11 | 13 | 12 | 12 | 12 | 13 | 14 | 29 | 28 | Ulster 13 | Connacht 9 | Leinster 2 | Munster 4 |
| 13 | 24 | 14 | 11 | 11 | 14 | 12 | 12 | 12 | 13 | 13 | 30 | 28 | Ulster 11 | Connacht 11 | Leinster 5 | Munster 1 |
| 13 | 24 | 14 | 11 | 11 | 14 | 12 | 12 | 12 | 14 | 13 | 30 | 27 | Ulster 11 | Connacht 4 | Leinster 10 | Munster 2 |