Stephen, Count of Tréguier

Stephen, Count of Tréguier, Lord of Richmond (1058/62- 21 April 1136)^[1] was a Breton noble and a younger son of Odo, Count of Penthièvre and Agnes of Cornwall, sister of Hoel II, Duke of Brittany. In 1093, he succeeded to the title of Count of Tréguier; in 1098, he succeeded his brother Alain as Lord of Richmond in Yorkshire, England.^[2]

He married Hawise of Guingamp and their children were:

Geoffrey II "Boterel", Count of Penthièvre, married Hawise de Dol, by whom he had issue.
Henry, Count of Tréguier, married Mathilde de Vendome, by whom he had issue.
Alan de Bretagne, 1st Earl of Richmond (died 15 September 1146) married Bertha of Brittany, by whom he had issue, including his heir Conan IV, Duke of Brittany; he had also four illegitimate sons.
Maud, married Walter de Gand, by whom she had issue.
Olive, married firstly Henry de Fougères, by whom she had issue; secondly William de St. John
Tiphanie, married Rabel de Tancarville, Chamberlain of Normandy.
Eléonore, married Alan de Dinan, by whom she had issue.

Stephen was a benefactor of religious houses. In 1110, he and his wife, Hawise founded the Augustine Abbey of St Croix in Guingamp; and on an unknown date, he is recorded as having donated property to Rumbaugh Priory for the souls of his wife and children.^[3]

He died on 21 April 1136 and was buried in York.^[4]