Background
Lord Caithness was born at Ravenscraig Castle, Kirkcaldy, Scotland second son to William Sinclair, 1st Earl of Caithness and Marjory Sutherland.
Lord Caithness was born at Ravenscraig Castle, Kirkcaldy, Scotland second son to William Sinclair, 1st Earl of Caithness and Marjory Sutherland.
He fought and died in the Battle of Flodden. By Margaret Keith, Lord Caithness had two children:
John Sinclair, 3rd Earl of Caithness (d 1529), married Elizabeth Sutherland (d 1527)
Alexander Sinclair
Caithness may have had a third child, Margaret, according to some sources. Dame Margaret Sinclair, according to these sources, married Sir Thomas Kirkpatrick.
They had no children.