1st Earl of Roxburgh Harry Drummond Kerr & Margaret De La Haye 
They had a son and three daughters, named 2nd Earl of Roxburgh William Drummond, Margaret Drummond, Jean Drummond and Anne Drummond.
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Personal Details
1st Earl of Roxburgh Harry Drummond Kerr
1st Earl of Roxburgh Harry Drummond was born in 1599 in Cessford Castle, Newton St. Boswells, Roxburghshire, Scotland. He died at the age of 44 on February 1st, 1643 in Roxburgh Castle, Roxburghshire, Scotland.
Margaret De La Haye
Margaret was born in 1601 in Yester Castle, Gifford, East Lothian, Scotland. She died at the age of 94 on April 22nd, 1695 in St. Martin Fields, Westminster, Middlesex, England.
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Children
2nd Earl of Roxburgh William Drummond Kerr
2nd Earl of Roxburgh William Drummond was born about 1625 in Roxburgh Castle, Roxburghshire, Scotland. He died on July 2nd, 1675 in Roxburgh Castle, Roxburghshire, Scotland.
Margaret Drummond Kerr
Margaret Drummond was born about 1628 in Roxburgh Castle, Roxburghshire, Scotland.