Conan IV Duke of Brittany

✓ Conan IV 'le Petit', Duke of Brittany and Earl of Richmond ([1138]-Feb 1171), son of Alain 'le Noir', Earl of Richmond, by Berthe of Brittany ('Conanus junior, comes Britanniae, Alani comitis filius et Berta mater eius comitissa'); seized Brittany 1156, surrendered it to Henry II 1166; m. 1160 Margaret of Scotland, da. of Henry of Scotland, Earl of Huntingdon - she m. (2) Humphrey de Bohun, and is already in the tree as Margaret of Huntingdon (I100037). Father of Constance. Source: Medieval Lands (fmg.ac, Cawley), read 2 Nov 2026: 'Brittany Dukes'. [DIRECT ANCESTOR OF THE COMPILER: flag added 2 Nov 2026 by walking the tree from Aynsley, so that this marker is reliable and can be searched.]