See also

Isabella ( - )

1. Isabella of Strathearn, daughter of Malise, 8th Earl of Strathearn, Earl of Orkney and Caithness ( - ), married William Sinclair of Roslin.

 

William Sinclair of Roslin, son of Sir William Sinclair of ROSLIN ( -1330), died after 13 September 1358. He and Isabella of Strathearn had the following children:

 

+2

Henry Sinclair. 1st Earl of Orkney ( -1404)

Second Generation

2. Henry Sinclair. 1st Earl of Orkney, son of William Sinclair of Roslin and Isabella of Strathearn, died in 1404. He married Florentia of Denmark?. He married Jean Halyburton.

 

Jean Halyburton was the daughter of John Halyburton of Dirleton ( - ). She and Henry Sinclair. 1st Earl of Orkney had the following children:

 

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Henry Sinclair, 2nd Earl of ORKNEY (c. 1375-1422)

Third Generation

3. Henry Sinclair, 2nd Earl of ORKNEY, son of Henry Sinclair. 1st Earl of Orkney and Jean Halyburton, was born circa 1375. He died in 1422. He married Egidia DOUGLAS.

 

Egidia DOUGLAS was the daughter of William Douglas, Lord of Nithsdale ( - ). She and Henry Sinclair, 2nd Earl of ORKNEY had the following children:

 

4

William Sinclair, 3rd Earl of Orkney (bef1420-bef1482). William was born before [Julian] February 1420. He had the title '3rd Earl Orkney, 1st Earl Caithness'. He had the title '3rd Earl Orkney, 1st Earl Caithness, 1st Lord Sinclair, Chancellor'. He died between 1476 and 1482. He died in 1480.