| Father | Fergus Cerrbél macConnaill O'Néill (b. about 425) |
| Mother | Corbhach ingen Maine Corbhach (b. 442) |
| Son | King Colman Mór MacDiarmait, of Meath+ (b. 508, d. 587) |
| Pedigree Chart |
| Christening | Diarmait mac Cerbaill o'Néill, of Ireland, was christened in (Ireland-Meath), "Dermor"BG. | |
| Birth | about 475 | He was born about 475 in IrelandBGO. |
| Death | 565 | He died in 565 at age ~90. |
| Burial | 565 | He was buried in 565 in IrelandBGO. |
| Last Edited | 7 December 2020 |