Aonghas mac Somhairle (c.

Circa

Circa , usually abbreviated c. or ca. , means "approximately" in the English language, usually referring to a date...

1150-1210) was a son of Somerled

Somerled

Somerled was a military and political leader of the Scottish Isles in the 12th century who was known in Gaelic as rí Innse Gall . His father was Gillebride...

 and Ragnhild, (daughter of Olaf I Godredsson, King of the Isles, and Ingebjorg, herself daughter of Haakon Paulsson

Haakon Paulsson

Haakon Paulsson was a Norwegian Jarl and jointly ruled the Earldom of Orkney together with his cousin Magnus Erlendsson....

, Earl of Orkney

Earl of Orkney

The Earl of Orkney was originally a Norse jarl ruling Orkney, Shetland and parts of Caithness and Sutherland. The Earls were periodically subject to the kings of Norway for the Northern Isles, and later also to the kings of Alba for those parts of their territory in mainland Scotland . The Earl's...

). Aonghas succeeded his father, inheriting lands in Garmoran

Garmoran

Garmoran is an area of western Scotland. It lies at the south-western edge of the present Highland Region. It includes Knoydart, Morar, Moidart, Ardnamurchan, and the Small Isles....

, Skye

Skye

Skye or the Isle of Skye is the largest and most northerly island in the Inner Hebrides of Scotland. The island's peninsulas radiate out from a mountainous centre dominated by the Cuillin hills...

, Rum

Rùm

Rùm , a Scottish Gaelic name often anglicised to Rum) is one of the Small Isles of the Inner Hebrides, in the district of Lochaber, Scotland...

, Eigg

Eigg

Eigg is one of the Small Isles, in the Scottish Inner Hebrides. It lies to the south of the Skye and to the north of the Ardnamurchan peninsula. Eigg is long from north to south, and east to west. With an area of , it is the second largest of the Small Isles after Rùm.-Geography:The main...

, Bute

Isle of Bute

Bute is an island in the Firth of Clyde in Scotland. Formerly part of the county of Buteshire, it now constitutes part of the council area of Argyll and Bute. Its resident population was 7,228 in April 2001.-Geography:...

 and Arran

Isle of Arran

Arran or the Isle of Arran is the largest island in the Firth of Clyde, Scotland, and with an area of is the seventh largest Scottish island. It is in the unitary council area of North Ayrshire and the 2001 census had a resident population of 5,058...

 and became known as Lord of Bute and Arran. In 1192 in a battle between Aonghas and his brother Raghnall

Raghnall mac Somhairle

Ragnall mac Somairle, or Ragnall son of Somairle, was a late 12th century and possibly early 13th century magnate, seated on the western seaboard of Scotland. He was likely a younger son of Somairle mac Gilla Brigte, Lord of Argyll and his wife, Ragnhildr, daughter of Óláfr Guðrøðarson, King of...

, he was victorious and many were wounded and fell. He lost his lands on Bute after Alan fitz Walter was granted the lands of Bute by William I of Scotland

William I of Scotland

William the Lion , sometimes styled William I, also known by the nickname Garbh, "the Rough", reigned as King of the Scots from 1165 to 1214...

 in 1200. Aonghas was killed in battle with his three sons on Skye in 1210. After the death of Aonghas and his heirs, his brother Raghnall's sons Domhnall

Domhnall mac Raghnaill

Domhnall mac Raghnaill was a Hebridean noble in the late 12th- and early 13th-century. He is the eponymous progenitor of Clan Donald . For this reason some traditions accumulated around him in the Later Middle Ages and Early Modern period...

 and Ruaidhri

Ruaidhri mac Raghnaill

Ruaidhri mac Raghnaill was a 13th-century Scottish magnate. The son of Raghnall, son of Somerled, he appears to have spent his career fighting, in both Ireland and in Scotland...

took possession of his lands.