House Kerr of Ferniehirst
Cadet branch of the House of Kerr
- Coat of Arms
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House Kerr of Ferniehirst
Lords of Ferniehirst and Crailing
Lords Jedburgh
- Cadet Branches
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House Kerr of Ancram
Lords of Woodhead and Ancram
Earls of Ancram
Issued from Robert Kerr of Woodhead, 3rd son of Andrew Kerr of Ferniehirst -
House Kerr of Lothian
Earls of Ancram and Lothian
Marquesses of Lothian
Issued from William, 2nd son of Robert Kerr, 1st Earl of Ancram from his 1st marriage -
House MacDonnell of Antrim
Earls of Antrim
Viscounts Dunluce
Issued from Mark, 3rd son of William Kerr, 5th Marquess of Lothian
Adopted the name and arms from MacDonnell's of Dunnyveg -
House Kerr of Teviot
Lords of Burghclere
Barons Teviot
Issued from Charles, eldest son of William Kerr, 6th Marquess of Lothian from his 2nd marriage
- Personal Arms
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Robert Carr
1st Earl of Somerset
Viscount Rochester
3rd son of Thomas Kerr of Ferniehurst
Uncle of 4th Lord Jedburgh -
William Kerr
Lord Kerr of Newbattle
1st Earl of Lothian
2nd son of Robert Kerr, 1st Earl of Ancram from his 1st marriage
Father of 1st Marquess of Lothian