Catherine of Valois, Matilda and Margaret Beaufort were all mothers of English Kings with which first name?
Margaret of Valois Margaret of Valois Margaret of Valois (, 14 May 1553 – 27 March 1615) was a French princess of the Valois dynasty who became queen consort of Navarre and later also of France. By her marriage to Henry III of Navarre (later Henry IV of France), she was queen of Navarre and then France at her husband's 1589 accession to the latter throne. Their marriage was annulled in 1599 by decision of the Pope. She was the daughter of King Henry II of France and Catherine de' Medici and the sister of kings Francis II, Charles IX and Henry III.
John Beaufort, 1st Earl of Somerset estates unless he had lived until after 1415. In 1404, he was named Constable of England. John Beaufort and his wife Margaret Holland, the daughter of Thomas Holland, 2nd Earl of Kent and Alice FitzAlan, had six children. His granddaughter Lady Margaret Beaufort married Edmund Tudor, 1st Earl of Richmond, the son of Dowager Queen Catherine of Valois by Owen Tudor. Somerset died in the Hospital of St Katharine's by the Tower. He was buried in St Michael's Chapel in Canterbury Cathedral. His children included the following: As a legitimised grandson of King Edward III, Beaufort bore that king's royal