8th Earl of Mar Garnait of Mar
- Bef 1305( = Descendancy chart to this point, = Expand, = Collapse)
- 1 8th Earl of Mar Garnait of Mar [1] d. Bef Sep 1305
- Christina Bruce b. Abt 1273 d. Abt 1356
- 2 Domhnall II of Mar [1.1] b. Abt 1302 d. 12 Aug 1332
- Isabella Stewart b. Abt 1300 d. 1347
- 3 Thomas of Mar [1.1.1] b. Abt 1330 d. 1377
- + Margaret Graham
- + Margaret Stewart d. 1417
- + Margaret Graham
- 3 Margaret of Mar [1.1.2] d. Abt 1391
- William Douglas b. 1327 d. May 1384
- 4 Isabel Douglas [1.1.2.1] b. Abt 1360 d. 1408
- 4 James Douglas [1.1.2.2] b. Abt 1358 d. 14 Aug 1388 [ =>]
- William Douglas b. 1327 d. May 1384
- 3 Thomas of Mar [1.1.1] b. Abt 1330 d. 1377
- Isabella Stewart b. Abt 1300 d. 1347
- 2 Helen of Mar [1.2] d. Aft 1342
- 2 Domhnall II of Mar [1.1] b. Abt 1302 d. 12 Aug 1332
- Christina Bruce b. Abt 1273 d. Abt 1356