Duncan I, King (scotland) : All Data

Duncan I was the King of Scotland who reigned from 1034 to 1040. During his rule, he faced significant challenges, including the Battle of Duncrub in 1039, where he successfully defended his kingdom against an invasion by the forces of King Máel Coluim mac Cináeda. However, his reign was marred by internal conflicts, particularly the rebellion led by his cousin Macbeth in 1040, which ultimately resulted in Duncan's tragic demise.