Alexander Mar
- Yes, date unknown
1. Alexander Mar (son of Donald (6th Earl of Mar) Mar and Helen (Princess of N Wales) Llywelyn); and died.
2. Donald (6th Earl of Mar) Mar (son of William (5th Earl of Mar) Mar and Elizabeth (of Buchan) Comyn); died in 1292. Donald + Helen (Princess of N Wales) Llywelyn. Helen (daughter of Llywelyn 'The Great' Prince of Wales and Tangwystyl Goch) died after 1291. [Group Sheet] [Family Chart]
3. Helen (Princess of N Wales) Llywelyn (daughter of Llywelyn 'The Great' Prince of Wales and Tangwystyl Goch); died after 1291. Children:
- Gratney \Garnait (7Th Earl of Mar) Mar was born about 1272 in Castle Of Kildru, Aberdeenshire, Scotland; died in Sep 1305.
- Isobel of Mar died before 1302 in Falling From Her Horse; was buried in Paisley Abbey.
- Duncan Mar and died.
- 1. Alexander Mar and died.
- Marjory\Mary of Mar and died.
Generation: 3
4. William (5th Earl of Mar) Mar (son of Duncan (4th Earl of Mar) Mar); died in 1281. William + Elizabeth (of Buchan) Comyn. Elizabeth (daughter of William (Earl of Buchan) Comyn and Marjorie\Margaret Countess of Buchan) died in 1267. [Group Sheet] [Family Chart]
5. Elizabeth (of Buchan) Comyn (daughter of William (Earl of Buchan) Comyn and Marjorie\Margaret Countess of Buchan); died in 1267. Children:
- 2. Donald (6th Earl of Mar) Mar died in 1292.
6. Llywelyn 'The Great' Prince of Wales was born in 1173 in Perhaps 1194 (son of Iorwerth Drwyndwn Ap Owain Gwynedd and Margaret Madoc); died in 1240. Llywelyn + Tangwystyl Goch. Tangwystyl and died. [Group Sheet] [Family Chart]
7. Tangwystyl Goch and died. Children:
- Gruffydd Ap Llywelyn died in 1244 in Killed.
- Gwladus Ddu "The Dark" Ap Llywelyn died in 1251.
- Dafydd Llywelyn and died.
- Angharad (Princess of N Wales) Llywelyn and died.
- Margaret of North Wales and died.
- 3. Helen (Princess of N Wales) Llywelyn died after 1291.
Generation: 4
8. Duncan (4th Earl of Mar) Mar (son of Morgund Mac Gylocher 2nd Earl of Mar and Agnes); died before 7 Feb 1244. Children:
- 4. William (5th Earl of Mar) Mar died in 1281.
10. William (Earl of Buchan) Comyn was born about 1160 (son of Richard Comyn and Hextilda (Countess of Etheletela) of Tynedale); died in 1233 in At 73 Years Of Age; was buried in Kelso, Roxburghshire, Scotland. William married Marjorie\Margaret Countess of Buchan about 1210. Marjorie\Margaret (daughter of Fergus Earl of Buchan) was born about 1170; died before 1244. [Group Sheet] [Family Chart]
11. Marjorie\Margaret Countess of Buchan was born about 1170 (daughter of Fergus Earl of Buchan); died before 1244. Children:
- Alexander (6th Earl of Buchan) Comyn was born about 1200; died in 1290.
- Walter (of Badenoch & Earl of Menteith) Comyn was born before 1228; died in 1258.
- Richard Comyn was born about 1190; died about 1249.
- (of Buchan) Comyn was born about 1210; died about 1270.
- 5. Elizabeth (of Buchan) Comyn died in 1267.
- Idoine (of Buchan) Comyn and died.
- William (Sir) Comyn and died.
- Fergus Comyn and died.
12. Iorwerth Drwyndwn Ap Owain Gwynedd (son of Owain Ap Gruffydd Prince of Gwynedd and Gwladys Dau of Llywarch Lord of Pembroke); died about 1174 in Pennant Mehangell. Iorwerth + Margaret Madoc. Margaret (daughter of Madoc Ap Maredudd Prince of Powys and Susanna of Gwynedd) and died. [Group Sheet] [Family Chart]
13. Margaret Madoc (daughter of Madoc Ap Maredudd Prince of Powys and Susanna of Gwynedd); and died. Children:
- 6. Llywelyn 'The Great' Prince of Wales was born in 1173 in Perhaps 1194; died in 1240.