Counts and Dukes of Alençon
Valois - Alençon, also known as the House of France Alençon was a collateral line of the House of Valois. It existed from 1326, the year of the award of the title Count of Alençon and Chartres by the year 1562, when the last family member died. The Count of Alençon in 1415 was elevated to Duke. After the death of the third and last Duke Alencon Widow reverted to the crown.