Holy Martyr Florian, a Roman officer drowned for his faith at Lorch in present-day Austria.
Florian was an officer of the Roman army in the province of Noricum. During the persecution of Diocletian he openly declared himself a Christian when the governor sought out believers, and after scourging he was thrown into the river Enns with a stone tied to his neck, around the year 304.
He is widely honored in central Europe as patron of those who fight fires.
Feast day
On the New Calendar, Florian the Martyr is commemorated on May 4. Churches on the Old (Julian) Calendar keep the feast on May 17 of the civil calendar.
Who celebrates a name day
People with these names keep their name day on this feast:
Also commemorated on May 4

Nikephoros of Mount Athos
Venerable, Νικηφόρος ο Αθωνίτης
Venerable Nikephoros the Hesychast of Mount Athos, teacher of Saint Gregory Palamas.
Name days: Nikiforos, Nikephoros, Nicephorus
Monica, Mother of Augustine
Holy Woman, Μόνικα
Saint Monica, whose years of prayer and tears brought her son Augustine to Christ.
Aphrodisios and Companions
Martyr, Αφροδίσιος, Λεόντιος και Αντωνίνος
Holy Martyrs Aphrodisios, Leontios, Antoninos and their companions, who suffered at Scythopolis in Palestine.
Name days: Aphrodisios, Afrodisios, Leontios, Leontius
Athanasios of Corinth
Hierarch, Αθανάσιος Κορίνθου
Venerable Athanasios, Bishop of Corinth, an ascetic hierarch of the Byzantine period.
Hilarion the Wonderworker
Venerable, Ιλαρίων ο Θαυματουργός
Venerable Hilarion the Wonderworker, an ascetic honored in the Greek synaxarion.