Saint Donat of Arezzo was a Christian martyr and the patron saint of the city of Arezzo in Italy. He is believed to have lived during the 3rd century and is often depicted in art holding a palm branch, symbolizing his martyrdom. His feast day is celebrated on October 7. According to tradition, Donat was a bishop who faced persecution for his faith. He is remembered for his dedication to spreading Christianity and his unwavering commitment to his beliefs. His legacy continues to inspire many, and he is honored in various churches and religious communities throughout Italy.