Earl of Kilmarnock was a title created twice in the Peerage of Scotland for the Boyd family. It was first created in 1454 for Robert Boyd, Great Chamberlain of Scotland. It was created a second time in 1661 for William Boyd, 10th Lord Boyd. Both titles were forfeited in 1746.
Earl of Kilmarnock
Clan Boyd is a Scottish clan of the Scottish Lowlands and is recognized as such by the Lord Lyon King of Arms.
Dean Castle, previously known as Kilmarnock Castle, ancient stronghold of the chiefs of Clan Boyd