Margaret de Menteith (fl 1311–1324) was a daughter of Alexander, Earl of Menteith and his wife Matilda. She was the wife of Alexander de Abernethy, a noted Scottish knight and opponent of Robert I of Scotland. She is first encountered in historical records as "lady Margaret de Abrenythy", a lady of the court of Isabella of France, Queen of England, in 1311/12. She resided in England as late as 30 January 1324/5, when the Calendar of Patent Rolls recorded the grant by King Edward II of England: "Licence for Margaret de Abernythyn to go to Scotland to treat with her friends for the recovery of the lands of her inheritance in Scotland."
Margaret was daughter of Alexander, Earl of Menteith.[1]
Her issue by Sir Alexander de Abernethy includes two daughters: