Before 1400 Murdoch Stewart 2nd Duke Albany (age 38) and Isabel Countess Lennox Duchess Albany were married. She by marriage Duchess Albany. She the daughter of (age 54). He the son of Robert Stewart 1st Duke Albany (age 59) and . He a great x 5 grandson of King John "Lackland" of England. 
In or after 1400 [her son] Walter Stewart was born to [her husband] Murdoch Stewart 2nd Duke Albany (age 38) and Isabel Countess Lennox Duchess Albany at Lennox.
In 1402 [her sister-in-law] Isobel Stewart died.
Around 1405 Malcolm Fleming of Biggar and Cumbernauld (age 22) and [her sister-in-law] Elizabeth Stewart (age 20) were married. She the daughter of Robert Stewart 1st Duke Albany (age 65) and Muriella Keith Duchess Albany (age 47). She a great x 5 granddaughter of King John "Lackland" of England.
In 1420 [her sister-in-law] Mary Stewart (age 54) died.
On 03 Sep 1420 [her father-in-law] Robert Stewart 1st Duke Albany (age 80) died at Stirling Castle [Map]. His son [her husband] Murdoch Stewart 2nd Duke Albany (age 58) succeeded 2nd Duke Albany. His son [her brother-in-law] John Stewart 2nd Earl Buchan (age 39) succeeded 2nd Earl Buchan. Elizabeth Douglas Countess Buchan and Orkney and Caithness by marriage Countess Buchan.
In 1421 [her son] Robert Stewart died.
Before 18 May 1425 [her husband] Murdoch Stewart 2nd Duke Albany (age 63) and his younger son [her son] Alexander Stewart were arrested and confined in St Andrew's Castle then moved to Caerlaverock Castle. His (age 63) wife was arrested at the family's home of Doune Castle and imprisoned at Tantallon Castle.
Murdoch's (age 63) son [her son] James "Fat aka Seamas Mòr" Stewart led the men of Lennox and Argyll in open rebellion against the crown. He attacked and burned the burgh of Dumbarton with much loss of life.
On 24 May 1425 [her husband] Murdoch Stewart 2nd Duke Albany (age 63), [her son] Walter Stewart (age 25), [her son] Alexander Stewart and [her father] (age 80) were beheaded at Heading Hill at Stirling Castle.
In or before 1428 Duncan Campbell 1st Lord Campbell and [her former sister-in-law] Margery Stewart (age 48) were married. He by marriage Lord Campbell. She the daughter of Robert Stewart 1st Duke Albany and . She a great x 5 granddaughter of King John "Lackland" of England.
In 1429 [her son] James "Fat aka Seamas Mòr" Stewart died.
Before Aug 1432 [her former sister-in-law] Margery Stewart (age 52) died.
In 1446 [her former sister-in-law] Elizabeth Stewart (age 61) died.
In or before 1449 Walter Haliburton Treasurer and [her former sister-in-law] Isobel Stewart were married. She the daughter of Robert Stewart 1st Duke Albany and . She a great x 5 granddaughter of King John "Lackland" of England.
In 1454 [her former sister-in-law] Margaret Stewart (age 74) died.
In 1458 Isabel Countess Lennox Duchess Albany died.
[her son] Alexander Stewart and Egidia "Fair Maid of Nithsdale" Douglas Countess Orkney 1380-1438 were married. He the son of Murdoch Stewart 2nd Duke Albany and . They were half first cousin once removed. She a great x 5 granddaughter of King John "Lackland" of England.
[her son] Isabel Stewart was born to Murdoch Stewart 2nd Duke Albany and Isabel Countess Lennox Duchess Albany.
[her son] James "Fat aka Seamas Mòr" Stewart was born to Murdoch Stewart 2nd Duke Albany and Isabel Countess Lennox Duchess Albany.
[her son] Alexander Stewart was born to Murdoch Stewart 2nd Duke Albany and Isabel Countess Lennox Duchess Albany.
[her son] Robert Stewart was born to Murdoch Stewart 2nd Duke Albany and Isabel Countess Lennox Duchess Albany.
[her father] succeeded 8th Earl Lennox.