Hugh XI de Lusignan or Hugh VI of La Marche (1221 – 6 April 1250) was a 13th-century French nobleman. He succeeded his mother Isabelle of Angoulême, former queen of England, as Count of Angoulême in 1246. He likewise succeeded his father Hugh X as Count of La Marche in 1249. Hugh XI was the half-brother of King Henry III of England.[1]