Henry I of Trégor

French aristocrat (1110–1183)

Parents

• Stephen, Count of Trégor

Children

• Alan of Goëlo

Siblings

• Geoffrey II, Count of Penthièvre
• Alan of Penthièvre, 4rd Lord of the Honour of Richmond, 1st Earl of Richmond
• Maud of Penthièvre
• Tiphaine de Penthièvre
• Agnorie de Penthièvre
• Olive of Penthièvre