Malcolm I of Scotland
Maíl Choluim mac Domnail (Modern Gaelic: Mhaoil Chaluim mac Dòmhnall; 27 March 897 — 3 December 954) often known as Malcolm I was the King of Scotland from 943 until his death in 954. He was the son of Donald II of Scotland and Sigurda Mac Causantin. He succeded his first cousin once removed, Constantine II, who succeded Malcolm's father.