Fergus Earl of Buchan
- Bef 1199Drag or scroll to see more of the chart.
| John (7th\3rd Earl of Buchan) Comyn | |
| D: | 1308 |
| Isabel (of Fife) Macduff | |
| D: | Yes, date unknown |
| Alexander (Sheriff of Aberdeen) Comyn | |
| D: | Yes, date unknown |
| Marjory Comyn | |
| D: | Yes, date unknown |
| Patrick Black-Beard (8th Earl of Dunbar) Dunbar | |
| B: | Abt 1241 |
| D: | 10 Oct 1308 |
| Agnes (Egidia) Comyn | |
| B: | Abt 1240 |
| D: | Yes, date unknown |
| Malise 6th Earl of Strathearn | |
| B: | Abt 1240 |
| D: | Bef 25 Mar 1312 |
| Elena Comyn | |
| D: | Yes, date unknown |
| William (Sir) De Brechin | |
| D: | Bef 1292 |
| Elizabeth Comyn | |
| D: | 17 Feb 1288-1289 |
| Gilbert (1st Earl of Angus) De Umfreville | |
| B: | Abt 1244 |
| D: | Bef 13 Oct 1307 |
| Daughter Comyn | |
| D: | Yes, date unknown |
| Nicholas (Sir) Soulis | |
| D: | Yes, date unknown |
| Alexander (6th Earl of Buchan) Comyn | |
| B: | Abt 1200 |
| D: | 1290 |
| Elizabeth De Quincy | |
| D: | Aft Apr 1282 |
| Walter (of Badenoch & Earl of Menteith) Comyn | |
| B: | Bef 1228 |
| D: | 1258 |
| Isabel (De jure Countess of Menteith) Menteith | |
| M: | BET. 30 Jun 1233 - 9 Jan 1233/34 |
| D: | Bef 1261 |
| Dspm | |
| John (Lord of Badenoch) 1st Red Comyn | |
| D: | Aft 1273 |
| Marian De Galloway | |
| D: | Yes, date unknown |
| Alicia | |
| D: | Yes, date unknown |
| Richard Comyn | |
| B: | Abt 1190 |
| D: | Abt 1249 |
| Reginald (Sir) (3rd of Inverugie) Le Chen | |
| B: | Abt 1235 |
| D: | Bef 1312 |
| Mary (of Duffus) De Moravia | |
| B: | Abt 1245 |
| D: | Yes, date unknown |
| Henry (Bishop of Aberdeen) Le Chen | |
| B: | Abt 1240 |
| D: | 1328 |
| (of Buchan) Comyn | |
| B: | Abt 1210 |
| D: | Abt 1270 |
| Reginald (Sir) (2nd of Inverugie) Le Chen | |
| B: | Abt 1200 |
| M: | Abt 1235 |
| D: | Bef 1312 |
| Donald (6th Earl of Mar) Mar | |
| D: | 1292 |
| Helen (Princess of N Wales) Llywelyn | |
| D: | Aft 1291 |
| Elizabeth (of Buchan) Comyn | |
| D: | 1267 |
| William (5th Earl of Mar) Mar | |
| D: | 1281 |
| Nicholas (4th Baron Erroll) De La Haye | |
| D: | Abt Sep 1306 |
| Joan | |
| D: | Yes, date unknown |
| Idoine (of Buchan) Comyn | |
| D: | Yes, date unknown |
| Gilbert (3rd Baron Erroll) De La Haye | |
| D: | Yes, date unknown |
| William (Sir) Comyn | |
| D: | Yes, date unknown |
| Fergus Comyn | |
| D: | Yes, date unknown |
| Marjorie\Margaret Countess of Buchan | |
| B: | Abt 1170 |
| D: | Bef 1244 |
| William (Earl of Buchan) Comyn | |
| B: | Abt 1160 |
| M: | Abt 1210 |
| D: | 1233 |
| At 73 Years Of Age | |
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| Fergus Earl of Buchan | |
| D: | Bef 1199 |