Last held in 1437, which Scottish earldom was bestowed upon Prince William on the day of his wedding to Catherine Middleton?
Earl of Strathearn EARL OF STRATHEARN Mormaerdom of Strathearn Earl of Stratherne Malise Strathearn Earldom of Strathearn Earl of strathearn Mormaer of Strathearn Earls of Strathearn Mormaers of Strathearn
mormaerdom of strathearn earldom of strathearn mormaer of strathearn earls of strathearn earl of strathearn earl of stratherne malise strathearn mormaers of strathearn
earl of strathearn
WikipediaEntity
EARL OF STRATHEARN