Campbell of Cawdor Tartan Heavyweight 16ozClan Campbell Clan Campbell was powerful in the West of Scotland and in Argyllshire. The Clan Campbell was known for their race, the clan of Diarmid who gained the title Lordship Lochow during the thirteenth century. Colin Campbell of Lochow, the father of the Campbells from Argyll got knighted around 1280. The next chiefs were Earls of Argyll before 1701 when William of Orange conferred a Dukedom to the 10th Earl. He was executed in 1685 over his