Mar 09 In the year 1440 death of st Frances of Rome, Italian nun (b. 1384)
Sep 21 Frederik I van Hohenzollern, ruler Brandenburg (1417-40), dies at 68 in the year 1440.
Sep 30 Reginald Grey, 3rd Baron Grey de Ruthyn, English soldier and politician died in the year 1440.
Oct 26 Gilles de Rais, French marshal, killer of 140 children, hanged died in the year 1440.
Dec 22 Bluebeard, pirate, executed died in the year 1440.