Ranulf I

'Duke of Aquitaine'

'Count of Poitou'

Gauzbert

a.k.a. Manser (Illegitimate)

'Duke of Aquitaine'

'Count of Poitou'

Aymar

'Duke of Aquitaine' (962 - 963)

'Count of Aquitaine' (959)

'Count of Poitou'

(William I) (935)

'Count of Auvergne' (950)

William II

'Duke of Aquitaine'

'Count of Aquitaine'

'Count of Poitou'

(William I) (935)

'Count of Auvergne'

Odo a.k.a. Eudes

'Duke of Aquitaine'

'Count of Poitiers'

William VII

'Duke of Aquitaine'

'Count of Poitou'

Eleanor

'Queen consort of England'

'Duchess of Aquitaine'

'Queen consort of France'

Ranulf II 

'King of Aquitaine' (889-890)

'Duke of Aquitaine' (887 - 890)

'Count of Poitou' (866 - 890)

Robert I

'Duke of Aquitaine'

'Count of Poitou'

Ebalus (2nd reign)

'Duke of Aquitaine'

'Count of Aquitaine'

'Count of Poitou'

(William I) (935)

'Count of Auvergne'

William III, 'Towhead'

'Duke of Aquitaine' (962 - 963)

'Count of Aquitaine' (959)

'Count of Poitou'

(William I) (935)

'Count of Auvergne' (950)

William, 'the Great'

'Duke of Aquitaine' (William V)

'Count of Poitou' (William II or III)

Agnes, of Aquitaine

'Queen consort of Leon and Castile'

William IX

'Duke of Aquitaine'

'Count of Toulouse'

Ranulf III 

'Duke of Aquitaine'

'Count of Poitou'

Ebalus or Ebles Manzer

a.k.a. Manser (Illegitimate)

'Duke of Aquitaine'

'Count of Poitou'

William I

'Duke of Aquitaine'

'Count of Aquitaine'

'Count of Poitou'

(William I) (935)

'Count of Auvergne'

William IV, 'Fierebras' or Fierebrace' (Proud Arm)

'Duke of Aquitaine'

'Count of Poitiers'

William VI

'Duke of Aquitaine'

'Count of Poitou'

William VIII,

(born as Guy-Geoffrey)

'Duke of Aquitaine'

'Duke of Gascony' (1052 - 1086)

'Count of Poitiers' (as William VI)

William X, 'the Saint'

(born as Guy-Geoffrey)

'Duke of Gascony' (1052-1086)

'Duke of Aquitaine' &

'Count of Poitiers'

(William VIII) (1058 - 1086)