Aengus mac Umor was a mythical Irish

Irish people

The Irish people are an ethnic group who originate in Ireland, an island in northwestern Europe. Ireland has been populated for around 9,000 years , with the Irish people's earliest ancestors recorded having legends of being descended from groups such as the Nemedians, Fomorians, Fir Bolg, Tuatha...

 king

King

- Centers of population :* King, Ontario, CanadaIn USA:* King, Indiana* King, North Carolina* King, Lincoln County, Wisconsin* King, Waupaca County, Wisconsin* King County, Washington- Moving-image works :Television:...

.

The Fir Bolg

Fir Bolg

In Irish mythology the Fir Bolg were one of the races that inhabited the island of Ireland prior to the arrival of the Tuatha Dé Danann.-Mythology:...

 of Connacht

Connacht

Connacht , formerly anglicised as Connaught, is one of the Provinces of Ireland situated in the west of Ireland. In Ancient Ireland, it was one of the fifths ruled by a "king of over-kings" . Following the Norman invasion of Ireland, the ancient kingdoms were shired into a number of counties for...

 were ruled by King Aonghus mac Úmhór. Dubhaltach Mac Fhirbhisigh

Dubhaltach Mac Fhirbhisigh

Dubhaltach MacFhirbhisigh, also known as Dubhaltach Óg mac Giolla Íosa Mór mac Dubhaltach Mór Mac Fhirbhisigh, Duald Mac Firbis, Dudly Ferbisie, and Dualdus Firbissius was an Irish scribe, translator, historian and genealogist...

 states that Aonghus led his people, the Tuath mhac nUmhoir, to the coast of Galway Bay

Galway Bay

Galway Bay is a large bay on the west coast of Ireland, between County Galway in the province of Connacht to the north and the Burren in County Clare in the province of Munster to the south. Galway city is located on the northeast side of the bay. It is about long and from to in breadth...

 and the Aran Islands

Aran Islands

The Aran Islands or The Arans are a group of three islands located at the mouth of Galway Bay, on the west coast of Ireland. They constitute the barony of Aran in County Galway, Ireland...

, after being driven out by warfare with "Clann Chuian and the kindred of the Gaoidhil (Gael

Gaël

Gaël is a commune in the Ille-et-Vilaine department of Brittany in north-western France.It lies southwest of Rennes between Saint-Méen-le-Grand and Mauron...

s)". The fortress of Dún Aonghasa on Inishmore, which legend states he built, is still called after him. O'Rahilly places these events in the 2nd century BC.

Aonghus's son, Conall Caol, settled with his people in what was then the kingdom of Aidhne

Aidhne

Aidhne also known as, Uí Fhiachrach Aidhne, Maigh Aidhne / Maigh nAidhne was the territory of the Ui Fiachrach Aidhne, a tuath located in the south of what is now County Galway in the south of Connacht, Ireland. Aidhne is coextensive with the present diocese of Kilmacduagh...

.