1278 Michael IX Palaeologus, co-ruling Eastern Roman Emperor (d. 1320) was born on this day in history.
1539 On April - 17 birth of tobias Stimmer, Swiss painter/cartoonist (Comedia)
1573 Maximilian I, duke/ruler of Bayern (Catholic League) was born on April - 17.
1573 On this day in history birth of maximilian I, Elector of Bavaria (d. 1651)
1586 On this day in history birth of john Ford, English dramatist ('Tis Pity She's a Whore)
1587 On this day in history birth of marco Ivan Lukacic, composer
1598 On April - 17 birth of giovanni Riccioli, Italian astronomer (d. 1671)
1620 Marguerite Bourgeoys, founder of the Congregation of Notre Dame (d. 1700) was born on this day in history.
0326 On this day in history death of alexander of Alexandria, Patriarch of Alexandria
0485 On April - 17 proclus, Greek mathematician, dies in Athens [or Apr 14]
0617 On April - 17 death of donnán of Eigg, Celtic Christian martyr, patron saint of Eigg
0818 On April - 17 bernhard I, King of Italy, dies
0858 On this day in history benedict III, Italian Pope (855-58), dies
1080 Death of King Harald III of Denmark (b. 1041) on this day in history.
1272 Zita/Cita, Italian maid/saint, dies at about 59 on April - 17.
1297 On this day in history willem van Afflighem, Flemish poet/abbot St Truiden, dies at about 86