Domnall mac AilpÃn
Donald I. MacAlpin ( Domnall mac Ailpín; * around 812, † 863) was Scottish king of 859 to 863
Donald was succeeded his brother Kenneth I.. During his short tenure, he created an as Laws of Aedh known piece of legislation, which also included the Tanistry tradition. According to this custom, the heir to the throne of the king was elected during his term of office among the oldest and most worthy of his clan. As the successor to his nephew Donald Constantine I was chosen, which should ascend the throne after his death. The Tanistry - custom came to the reign of Malcolm II applies.
About the circumstances of Donald's death in 863 are unclear. Either he died during a battle near the village of Scone in Perthshire or peacefully in his palace in chin Bela Choir. Donald I. had a child, Giric ( Gregory ), this ruled jointly with Eochaid from 878 to 889 He was buried on Iona.