Mary married Walter Stewart, Earl Of Menteith before 1240 in Scotland. Walter (son of Walter Stewart, 3rd High Steward Of Scotland and Bethóc Nic Gille Crist, Countess Of Angus) was born in Jan 1218 in Dundonald Castle, Dundonald, Ayrshire, Scotland; died on 28 Apr 1296 in Loch Rusky, Stirlingshire, Scotland; was buried in Jul 1294 in Aberfoyle, Perthshire, Scotland. [Group Sheet] [Family Chart]

1. Walter Stewart was born in 1245 in Menteith, Perthshire, Scotland; died in Abbey, Paisley, Renfrew, Scotland.
2. 6th Earl of Menteith Alexander Stewart, 6th. Earl Of Menteith was born in 1245 in Brodick, Bute, Scotland; died on 16 Jul 1309 in Mentieth, Perthshire, Scotland; was buried in 1309 in Menteith, Perthshire, Scotland.
3. Hawsie Stewart was born in 1249 in Scotland, United Kingdom; and died.
4. Margaret Stewart was born in 1250 in Cambusnethan, Lanarkshire, Scotland; died in 1304 in Bonkyl, Berwickshire, Scotland.
5. Elena Stewart was born in 1265 in Dundonald, Ayrshire, Scotland; died on 16 Jul 1351 in Dundonald, Ayrshire, Scotland.
6. Beatrice Stewart was born in 1268 in Ayrshire, Scotland; died in 1337 in Crawford, Lanarkshire, Scotland.
7. John de Menteith was born in 1250 in Renfrewshire, Scotland; died in 1329 in Renfrewshire, Scotland.

Muireadach married Marie Menteith - Fifth Countess Of Menteith. Marie was born on 22 Dec 1200 in Menteith, Perthshire, Scotland; died in 1272 in Scotland. [Group Sheet] [Family Chart]