1943 Death Dionysius Remiens, resistance fighter, executed at 24 1816 Death Dionysius G van der Keessel, Dut lawyer (Theses selectae), dies at 77 1738 Birthday Dionysius G Van de Keessel, lawyer, Theses Selectae 1471 Death Dionysius the Carthusian/van Rijkel, Dutch scholastic theologist, dies 1325 Event Afonso IV succeeds Dionysius as king of Portugal 1325 Death Dionysius, the justified, King of Portugal (1279-1325), dies 1261 Birthday Dionysius, the Justified, king of Portugal, 1279-1325 1171 Death Dionysius bar Salibi, author (Diarbekir), dies 268 Event St. Dionysius ends his reign as Catholic Pope 267 Death Dionysius, bishop of Rome/saint, dies 260 Event St. Dionysius begins his reign as Catholic Pope 259 Event Dionysius elected as bishop of Rome, succeeding Sixtus II 31 Event 1st Easter, according to calendar-maker Dionysius Exiguus