House of Seton-Montgomery

Cadet branch of the House of Seton

• Coat of Arms
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  House of Seton-Montgomery
  Lords Montgomery
  Earls of Eglinton
  Adopted the name and arms of House of Montgomery

• Coilsfield Branch
• 

  House Montgomery of Coislfield
  Lords of Coilsfield
  Issued from James, 2nd son of Alexander Montgomery, 6th Earl of Eglinton

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  House of Montgomery
  Lords Montgomery
  Barons Ardrossan
  Barons Seton and Tranent
  Earls of Eglinton and Winton
  Earls of Eglinton from 12th Earl onward