Tracing Douglas family roots - unraveling history, one generation at a time.

| Art Og (King of Ulster) O'Neill | |
| D: | 1519 |
|
| Con Mor (King of Ulster) O'Neill | |
| D: | 8 Jan 1492-1493 |
| Unknown |
![]() | Brian (2nd Baron Dungannon) O'Neill |
| Brian (2nd Baron Dungannon) O'Neill | |
| D: | Yes, date unknown |
| Aedh\Hugh (King of Ulster) O'Neill | |
| D: | 20 Jul 1616 |
| Rome | |
| Ferdoragh\Mathew (1st Baron) O'Neill | |
| D: | 22 Jun 1600 |
![]() | Con Bacach (1st Earl of Tyrone) O'Neill |
| Con Bacach (1st Earl of Tyrone) O'Neill | |
| B: | Abt 1484 |
| D: | Bef 16 Jul 1559 |
![]() | Mary Macdonnell |
| Mary Macdonnell | |
| D: | Yes, date unknown |
![]() | Catherine (of Duart) Maclean |
| Catherine (of Duart) Maclean | |
| D: | Yes, date unknown |
| Sir Ranald M (1st Earl of Antrim) Macdonnell | |
| D: | 10 Dec 1636 |
![]() | Alice (of Tyrone) O'Neill |
| Alice (of Tyrone) O'Neill | |
| M: | 1604 |
| D: | Yes, date unknown |
![]() | Daugher of Sorley Buie Macdonnel |
| Daugher of Sorley Buie Macdonnel | |
| D: | Yes, date unknown |
![]() | Peter (Provost Marshal Co Down) Hill |
| Peter (Provost Marshal Co Down) Hill | |
| D: | Yes, date unknown |
![]() | Mary (of Tyrone) O'Neill |
| Mary (of Tyrone) O'Neill | |
| D: | 1590 |
| Somerled (Sorley Buy) Macdonnell | |
| D: | 1589 |
![]() | Shane An Diomais O'Neill |
| Shane An Diomais O'Neill | |
| D: | Yes, date unknown |
![]() | Catherine (of Duart) Maclean |
| Catherine (of Duart) Maclean | |
| D: | Yes, date unknown |
![]() | Mary O'Neill |
| Mary O'Neill | |
| M: | Bef 1530 |
| D: | Yes, date unknown |
![]() | Sean\Shane O'Neill |
| Sean\Shane O'Neill | |
| D: | Yes, date unknown |
![]() | Eleanor (of Kildare) Fitzgerald |
| Eleanor (of Kildare) Fitzgerald | |
| M: | Bef 1480 |
| D: | Yes, date unknown |
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