Saint Catherine of Alexandria, also known as Saint Catherine of the Wheel and The Great Martyr Saint Catherine is, according to tradition, a Christian saint and virgin, who was martyred in the early 4th century at the hands of the pagan emperor Maxentius. She is a patron of Unmarried girls, Aalsum; apologists; craftsmen who work with a wheel (potters, spinners); archivists; dying people; educators; girls; jurists; knife sharpeners; lawyers; librarians; libraries; Balliol College; Massey College; maidens; mechanics; millers; milliners; hat-makers; nurses; philosophers; preachers; scholars; schoolchildren; scribes; secretaries; spinsters; stenographers; students; tanners; theologians; University of Oviedo; University of Paris; haberdashers; wheelwrights; Żejtun, Malta; Żurrieq, Malta; Pagbilao, Quezon, Philippines; Carcar City, Cebu, Philippines; and Katerini, Greece.
Saint Agatha of Sicily (†251 AD) is a Christian saint and virgin martyr who is one of seven women, who, along with the Blessed Virgin Mary, commemorated by name in the Canon of the Mass. She is a patron of Sicily; bellfounders; breast cancer; bakers; Catania, Sicily; against fire; earthquakes; eruptions of Mount Etna; fire; jewelers; martyrs; natural disasters; nurses; Palermo, Sicily; rape victims; San Marino; single laywomen; sterility; torture victims; volcanic eruptions; nurses; wet nurses; and Zamarramala, Spain.