May 12 Emperor Shōkō, 101st Japanese Emperor (412-428) (d. 1428) Jul 23 Francesco Sforza, Italian condottiero and Duke of Milan (1401–1466), born in San Miniato, Tuscany (d. 1466) Aug 16 Jacqueline, Countess of Hainaut, dauphine of France (d. 1436) Oct 27 Catherine of Valois, Queen of Henry V of England, born in Paris (d. 1437) Dec 21 Tommaso Masaccio, Italian painter, born in San Giovanni Valdarno, Italy (d. 1428) 1400 Birthdays in History by Year 1402