House of Guise
Catherine Henriette de Bourbon (11 November 1596 – 20 June 1663) was an illegitimate daughter of King Henry IV of France and his long-term "maîtresse en titre" Gabrielle d'Estrées. She was declared legitimate on 17 November 1596 at the Abbey of St. Ouen in Rouen and married into the Princely House of Guise.