May 30 Georg von Purbach, Austrian mathematician and astronomer (best known for his streamlined presentation of Ptolemaic astronomy in the Theoricae Novae Planetarum), born in Peuerbach, Austria (d. 1461) Louis XI (1423-1483) Jul 3 King of France (1461-83), born in Bourges, France 1422 Famous Birthdays by Year 1424 Famous Living People by Age 20-29 30-39 40-49 50-59 80-89 Over 90