De Beaumanoir married Catherine de Carmaing. Together, they were the parents of: • Charles de Beaumanoir (1586–1637),
Bishop of Le Mans. • Henri de Beaumanoir, Marquis de Lavardin (d. 1633), who married Marguerite de La Baume, a daughter of Rostaing de la Baume, comte de Suze and sister of
Louis-François de la Baume de Suze,
Bishop of Viviers. De Beaumanoir died on 17 November 1614 in Paris.
Descendants Through his second son Henri, he was a grandfather of Madeleine de Beaumanoir; Henri de Beaumanoir, Marquis de Lavardin (d. 1644) and Philibert Emmanuel de Beaumanoir. He was a great-grandfather of
Henri Charles de Beaumanoir, Marquis de Lavardin (1643–1701), who was sent as ambassador to
Rome in 1689, on the occasion of a difference between
Louis XIV and
Pope Innocent XI. ==References==