Malcolm II was a king of Scotland who reigned from 1005 to 1034. He belonged to the House of Dunkeld and is known for his efforts to consolidate power in Scotland. His reign marked a significant period in Scottish history, as he worked to unify various clans and territories. He was the last king of the Celtic royal line and played a crucial role in the succession of the Scottish monarchy. Malcolm II is often remembered for his military campaigns against the English and his attempts to strengthen the kingdom against external threats.