Thomas II, (b. ca. 1199 - d. 1259) was the regent of the County of Savoy when his nephew, Boniface, was fighting abroad. He was also the Count of Flanders (1237-1244 and a count in Piedmont (1244-1259).
... Ottoman sultan
September 26 - John F. Stairs, businessman, statesman
October 4 - Frédéric Bartholdi, sculptor
Nobel Prizes
Physics - Lord John William Strutt ...