First Generation

Click Wikipedia for more on  David I 'the Saint' 'Dabíd mac Maíl Choluim' Of SCOTLAN

2.

i.

Henry Of SCOTLAND Prince of Scotland, Earl of Huntington 1237 1239 1286 1290 1291 1292 was born about 1114 in Scotland,1292 died 12 Jun 1152 in Huntingdon, Huntingdonshire, England 1237 1239 1290 1292 about age 38, and was buried in Kelso Abbey, Roxburghshire, Scotland.

Second Generation

3.

i.

Aufrica Of SCOTLAND was born about 1140 in Kimbolton, St Neots, Huntingdonshire, England and died of Kimbolton, St Neots, Huntingdonshire, England.

4.

ii.

Malcom IV 'Máel Coluim mac Eanric' Of SCOTLAND King of Scotland [1153-1165] 68 was born 20 Mar 1141 in Huntingdon, Huntingdonshire, England,68 died 9 Dec 1165 in Jedburgh, Roxburghshire, Scotland 68 at age 24, and was buried in Dunfermline Abbey, Fifeshire, Scotland.68

5.

iii.

William 'the Lion' 'Uilliam mac Eanric' Of SCOTLAND King of Scots [1165-1214] 5 161 488 865 866 was born about 1143 in Huntingdon, Huntingdonshire, England 865 and died 4 Dec 1214 in Stirling Castle, Stirling, Stirlingshire, Scotland 865 about age 71.

6.

iv.

David Of SCOTLAND Earl of Huntington was born about 1144 in Huntingdon, Huntingdonshire, England, died 17 Jun 1219 in Yardley Hastings, Hardingstone, Northamptonshire, England about age 75, and was buried in Sawtry Abbey, Huntingdonshire, England.

7.

v.

Margaret Of SCOTLAND 68 was born about 1145 in Huntingdon, Huntingdonshire, England,68 died about 1201 in Richmond, North Riding, Yorkshire, England 68 about age 56, and was buried in Sawtrey Abbey, Huntingdonshire, England.68

Third Generation

8.

i.

Beatrice DE SAY Heiress of Earldom of Essex 68 1295 was born circa 1160 in Kimbolton, St Neots, Huntingdonshire, England,68 1295 died before 19 Apr 1197 of Saffron, Walden, Essex, England,68 1295 and was buried in Shouldham Priory, Downham, Norfolk, England.68

9.

ii.

Maud DE SAY was born about 1166 in Kimbolton, St Neots, Huntingdonshire, England and died before 28 Mar 1222.  Maud married William DE BOCLANDE Sheriff of Cornwall, son of Hugh DE BOCLANDE and Maud DE COSTOW, circa 1182. William was born about 1155 in Buckland, Faringdon, Berkshire, England and died about 1216 in Westoning, Ampthill, Bedfordshire, England about age 61.

Click Wikipedia for more on  William 'the Lion' 'Uilliam mac Eanric' Of SCOTLAND

5. William 'the Lion' 'Uilliam mac Eanric' Of SCOTLAND King of Scots [1165-1214] 5 161 488 865 866 (Henry Of Prince of Scotland, Earl of Huntington 2, David I 'the Saint' 'Dabíd mac Maíl Choluim' Of King of Scotland [1124-1153] 1) was born about 1143 in Huntingdon, Huntingdonshire, England 865 and died 4 Dec 1214 in Stirling Castle, Stirling, Stirlingshire, Scotland 865 about age 71. William had a relationship with Daughter of Adam DE HYTHUS circa 1165 in as his Mistress. Daughter was born circa 1145 in Scotland.
Their Child was:

10.

i.

Margaret Of SCOTLAND was born circa 1170 in Scotland and died after 13 Nov 1218.

Williamnext had a relationship with Isabel [?] AVENAL,5 161 488 866 daughter of Robert (or Richard) AVENAL Lord of Eskdale and Sibyl (AVENAL) UNKNOWN, circa 1170 in as his Mistress.5 161 866 1294 Isabel was born circa 1150 in Edinburgh, Midlothian, Scotland and died about 1185 in Stirling Castle, Stirling, Stirlingshire, Scotland about age 35.
Their Child was:

11.

i.

Isabel Of SCOTLAND 5 161 488 was born circa 1170 in Prob Scotland and died of Helmsley Castle, North Riding, Yorkshire, England.

William married Ermengarde DE BEAUMONT (See Link for Ancestry), daughter of Richard DE BEAUMONT Vicomte du Maine and Lucie DE L' AIGLE, 5 Sep 1186 in Woodstock, Oxfordshire, England. Ermengarde was born about 1172 in Beaumont-sur-Sarthe, Maine/Pays-de-la-Loire, France, died 11 Feb 1233 in Stirling Castle, Stirling, Stirlingshire, Scotland about age 61, and was buried in Balmerino Abbey, Fifeshire, Scotland.

12.

i.

Isabella Of SCOTLAND was born circa 1190 in Huntingdon, Huntingdonshire, England, died before 20 Mar 1251 of Annandale, Dumfieshire, Scotland, and was buried in Saltre Abbey, Huntingtonshire, England.

13.

ii.

Margaret Of SCOTLAND Heiress of Harringworth was born about 1193 in Huntingdon, Huntingdonshire, England and died about 1228 in Harringworth, Uppingham, Northamptonshire, England about age 35.

14.

iii.

Ada Of SCOTLAND was born circa 1200 in Huntingdon, Huntingdonshire, England and was buried in Churchyard of Astbury, Cheshire, England.

7. Margaret Of SCOTLAND 68 (Henry Of Prince of Scotland, Earl of Huntington 2, David I 'the Saint' 'Dabíd mac Maíl Choluim' Of King of Scotland [1124-1153] 1) was born about 1145 in Huntingdon, Huntingdonshire, England,68 died about 1201 in Richmond, North Riding, Yorkshire, England 68 about age 56, and was buried in Sawtrey Abbey, Huntingdonshire, England.68 Another name for Margaret was Margaret Of HUNTINGTON. Margaret married Humphrey IV DE BOHUN Earl of Hereford (See Link for Ancestry),68 son of Humphrey III DE BOHUN and Margaret Of GLOUCESTER, about Apr 1175.68 Humphrey was born about 1143 in Trowbridge, Melksham, Wiltshire, England 68 and died about 1182 in Caldicot, Chepstow, Monmouthshire, Wales 68 about age 39.

Fourth Generation

MCSurety_dsp_Geoffrey DE MANDEVILLE - 1 of 25 Magna Carta Sureties in 1215

15.

i.

MCSurety_dsp_Geoffrey DE MANDEVILLE 4th Earl of Essex 26 was born circa 1184 in Saffron, Walden, Essex, England,26 died 23 Feb 1216 in Killed by a Lance in London Tournament 26 at age 32, and was buried in Trinity Priory within Aldgate, London, Middlesex, England.26  MCSurety_dsp_Geoffrey married Maud FITZ WALTER, daughter of MCSurety_Robert FITZ WALTER Lord of Dunmow and Gunnora Ponthieu DE VALOGNES, circa 1210. Maud was born circa 1190 in Woodham Walter, Malden, Essex, England, died before 1213, and was buried in Dunmow Priory, Essex, England.

16.

ii.

Maud FITZ GEOFFREY Countess of Essex 68 was born circa 1187 in Saffron, Walden, Essex, England 68 and died 27 Aug 1236 in Warwick, Warwickshire, England 68 at age 49.

17.

iii.

William DE MANDEVILLE 5th Earl of Essex 26 was born circa 1190 in Saffron, Walden, Essex, England,26 died 25 Dec 1227 of Saffron, Walden, Essex, England 26 at age 37, and was buried 8 Jan 1228 in Shouldham Priory, Downham, Norfolk, England.  William married Christine FITZ WALTER,925 daughter of MCSurety_Robert FITZ WALTER Lord of Dunmow and Gunnora Ponthieu DE VALOGNES, before 18 Nov 1220.925 Christine was born circa 1195 in Woodham Walter, Malden, Essex, England,925 died in 1232 925 at age 37, and was buried 17 Jun 1232 in Shouldham Priory, Downham, Norfolk, England.

10. Margaret Of SCOTLAND (William 'the Lion' 'Uilliam mac Eanric' Of King of Scots [1165-1214] 3, Henry Of Prince of Scotland, Earl of Huntington 2, David I 'the Saint' 'Dabíd mac Maíl Choluim' Of King of Scotland [1124-1153] 1) was born circa 1170 in Scotland and died after 13 Nov 1218. Margaret married (Sir) MCSurety_dsp4_Eustace DE VESCY Lord of Alnwick (See Link for Ancestry), son of William DE VESCY Lord of Knaresborough and Burga DE STUTEVILLE, about 1193 in Roxburgh, Scotland. MCSurety_dsp4_Eustace was born circa 1165 in Alnwick Castle, Northumberland, England, died in Aug 1216 in Killed besieging Barnard Castle, Durham, England at age 51, and was buried of Alnwick Castle, Northumberland, England.

18.

i.

(Sir) William BRERETON was born about 1245 in Brereton, Chestershire, England.  William married Margaret DE SANDBACH circa 1265. Margaret was born about 1245 in Sandbach, Chestershire, England.

Fifth Generation