Beatrice Douglas Countess Erroll was born to James "Gross" Douglas 7th Earl Douglas 1st Earl Avondale and Beatrix Sinclair Countess Douglas and Avondale 1398-1462. Coefficient of inbreeding 3.19%.
Before 1436 William Hay 1st Earl Erroll 1423-1462 (age 13) and Beatrice Douglas Countess Erroll were married. She the daughter of James "Gross" Douglas 7th Earl Douglas 1st Earl Avondale (age 64) and Beatrix Sinclair Countess Douglas and Avondale 1398-1462 (age 37). They were half third cousins.
Around 1436 [her son] Nicholas Hay 2nd Earl Erroll 1436-1470 was born to [her husband] William Hay 1st Earl Erroll 1423-1462 (age 13) and Beatrice Douglas Countess Erroll.
In 1441 [her daughter] Isabel Hay Lady Oliphant was born to [her husband] William Hay 1st Earl Erroll 1423-1462 (age 18) and Beatrice Douglas Countess Erroll.
In 1449 [her daughter] Beatrix Hay was born to [her husband] William Hay 1st Earl Erroll 1423-1462 (age 26) and Beatrice Douglas Countess Erroll.
Around 1449 [her son] William Hay 3rd Earl Erroll 1449-1507 was born to [her husband] William Hay 1st Earl Erroll 1423-1462 (age 26) and Beatrice Douglas Countess Erroll.
Around 1450 [her daughter] Elizabeth Hay Countess Huntley 1450-1509 was born to [her husband] William Hay 1st Earl Erroll 1423-1462 (age 27) and Beatrice Douglas Countess Erroll.
In 1450 [her son] Gilbert Hay was born to [her husband] William Hay 1st Earl Erroll 1423-1462 (age 27) and Beatrice Douglas Countess Erroll.
On 17 Mar 1452 [her husband] William Hay 1st Earl Erroll 1423-1462 (age 29) was created 1st Earl Erroll. Beatrice Douglas Countess Erroll by marriage Countess Erroll.
In 1453 [her daughter] Margaret Hay was born to [her husband] William Hay 1st Earl Erroll 1423-1462 (age 30) and Beatrice Douglas Countess Erroll.
In Oct 1462 [her husband] William Hay 1st Earl Erroll 1423-1462 (age 39) died. His son [her son] Nicholas Hay 2nd Earl Erroll 1436-1470 (age 26) succeeded 2nd Earl Erroll.
Paternal Family Tree: Douglas
Maternal Family Tree: Margaret Graham Countess Ross
Descendants Family Trees:
Kings Wessex: Great x 10 Grand Daughter of King Edmund "Ironside" I of England
Kings Gwynedd: Great x 8 Grand Daughter of Owain "Great" King Gwynedd 1100-1170
Kings Seisyllwg: Great x 14 Grand Daughter of Hywel "Dda aka Good" King Seisyllwg King Deheubarth
Kings Powys: Great x 9 Grand Daughter of Maredudd ap Bleddyn King Powys 1047-1132
Kings England: Great x 7 Grand Daughter of King John "Lackland" of England
Kings Scotland: Great x 4 Grand Daughter of Robert "The Bruce" I King Scotland
Kings Franks: Great x 17 Grand Daughter of Louis "Pious" King Aquitaine I King Franks
Kings France: Great x 10 Grand Daughter of Robert "Pious" II King France
Great x 4 Grandfather: Archibald Douglas
Great x 3 Grandfather: William "Longleg" Douglas
Great x 4 Grandmother: Margaret Crawford
Great x 2 Grandfather: William "Hardy" Douglas 2nd Lord Douglas
Great x 3 Grandmother: Constance Battail Battail
Great x 1 Grandfather: James "Black" Douglas
Great x 4 Grandfather: Walter Stewart 3rd High Steward
Great x 3 Grandfather: Alexander Stewart 4th High Steward
Great x 4 Grandmother: Bethóc Angus
Great x 2 Grandmother: Elizabeth Stewart Baroness Douglas
GrandFather: Archibald "Grim" Douglas 3rd Earl Douglas 1329-1400
Father: James "Gross" Douglas 7th Earl Douglas 1st Earl Avondale
Beatrice Douglas Countess Erroll 7 x Great Grand Daughter of King John "Lackland" of England
GrandFather: Henry Sinclair 2nd Earl Orkney
Mother: Beatrix Sinclair Countess Douglas and Avondale 1398-1462 6 x Great Grand Daughter of King John "Lackland" of England
Great x 4 Grandfather: William "Hardy" Douglas 2nd Lord Douglas
Great x 3 Grandfather: James "Black" Douglas
Great x 4 Grandmother: Elizabeth Stewart Baroness Douglas
Great x 2 Grandfather: Archibald "Grim" Douglas 3rd Earl Douglas 1329-1400
Great x 1 Grandfather: William "Nithsdale" Douglas
GrandMother: Egidia "Fair Maid of Nithsdale" Douglas Countess Orkney 1380-1438 5 x Great Grand Daughter of King John "Lackland" of England
Great x 4 Grandfather: James Stewart 5th High Steward
Great x 3 Grandfather: Walter Stewart 6th High Steward
Great x 2 Grandfather: King Robert II of Scotland
3 x Great Grand Son of King John "Lackland" of England
Great x 4 Grandfather: Robert "The Bruce" I King Scotland 5 x Great Grand Son of King Henry I "Beauclerc" England
Great x 3 Grandmother: Marjory Bruce 2 x Great Grand Daughter of King John "Lackland" of England
Great x 4 Grandmother: Isabella Mar Great Grand Daughter of King John "Lackland" of England
Great x 1 Grandmother: Princess Egidia Stewart 4 x Great Grand Daughter of King John "Lackland" of England
