Apr 21 In the year 1509 henry VII, 1st Tudor king of England (1485-1509), dies at 52
May 20 Catharina Sforza, Italian duchess of Forli, dies at 45 in the year 1509.
Jun 29 Margaret Beaufort, mother of Henry VII of England (b. 1443) died in the year 1509.
Sep 28 Siwara/Sjoerd Aylva, Fries army leader (siege of Franeker) died in the year 1509.