Friday, July 31, 2026
Thompson Branch

4th Earl of Mar Duncan of Mar

Male Bef 1183 -


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Generation: 1

  1. 1.  4th Earl of Mar Duncan of Mar was born Bef 1183, Scotland; died , Scotland.

    Duncan — . Unknown [Group Sheet]

    Children:
    1. 2. William of Mar  Descendancy chart to this point was born Bef 1236, Scotland; died Abt 1281, Scotland.


Generation: 2

  1. 2.  William of Mar Descendancy chart to this point (1.Duncan1) was born Bef 1236, Scotland; died Abt 1281, Scotland.

    William — Muriel. [Group Sheet]

    Children:
    1. 3. Domhnall I of Mar  Descendancy chart to this point was born Abt 1243, Scotland; died Abt 1302, Scotland.


Generation: 3

  1. 3.  Domhnall I of Mar Descendancy chart to this point (2.William2, 1.Duncan1) was born Abt 1243, Scotland; died Abt 1302, Scotland.

    Domhnall — Helen Ferch Llywelyn. Helen (daughter of Llywelyn Ap Iorwerth and Joan) was born Abt 1206; died 1253. [Group Sheet]

    Children:
    1. 4. Isabella of Mar  Descendancy chart to this point was born 1227; died Bef 1302, Scotland.
    2. 5. Alexander of Mar  Descendancy chart to this point
    3. 6. Duncan of Mar  Descendancy chart to this point
    4. 7. Garnait of Mar  Descendancy chart to this point was born , Scotland; died Bef Sep 1305, Scotland.
    5. 8. Margaret of Mar  Descendancy chart to this point


Generation: 4

  1. 4.  Isabella of MarIsabella of Mar Descendancy chart to this point (3.Domhnall3, 2.William2, 1.Duncan1) was born 1227; died Bef 1302, Scotland.

    Isabella — Robert Bruce, I. Robert (son of Robert De Brus, VI and Margaret of Carrick) was born 11 Jul 1274, Kirkoswald, Ayrshire, Scotland; died 7 Jun 1329, Cardross, Dunbartonshire, Scotland; was buried , Dunfermline, Fife, Scotland. [Group Sheet]

    Children:
    1. 9. Marjorie Bruce  Descendancy chart to this point was born Dec 1296; died 2 Mar 1316; was buried , Paisley, Renfrewshire, Scotland.

  2. 5.  Alexander of Mar Descendancy chart to this point (3.Domhnall3, 2.William2, 1.Duncan1)

  3. 6.  Duncan of Mar Descendancy chart to this point (3.Domhnall3, 2.William2, 1.Duncan1)

  4. 7.  Garnait of Mar Descendancy chart to this point (3.Domhnall3, 2.William2, 1.Duncan1) was born , Scotland; died Bef Sep 1305, Scotland.

    Garnait — Christina Bruce. Christina (daughter of Robert De Brus, VI and Margaret of Carrick) was born Abt 1273, Seton, East Lothian, Scotland; died Abt 1356. [Group Sheet]

    Children:
    1. 10. Domhnall II of Mar  Descendancy chart to this point was born Abt 1302, Saline, Fife, Scotland; died 12 Aug 1332, Perth, Perthshire, Scotland.
    2. 11. Helen of Mar  Descendancy chart to this point was born , Scotland; died Aft 1342, Scotland.

  5. 8.  Margaret of Mar Descendancy chart to this point (3.Domhnall3, 2.William2, 1.Duncan1)