Saint David, Bishop of Menevia, patron and enlightener of Wales.
St. David (Dewi) was a bishop of the sixth century in Wales, the founder of the monastery at Menevia (now St. Davids) and the most celebrated of the Welsh saints. Tradition relates that he lived with great austerity, drinking only water and laboring with his monks in the fields, and that he preached with such power at the Synod of Brefi that he was acknowledged as chief among the bishops of Wales.
He reposed in peace and is honored as the patron of Wales. His memory is kept on March 1.
Feast day
On the New Calendar, David of Wales is commemorated on March 1. Churches on the Old (Julian) Calendar keep the feast on March 14 of the civil calendar.
Also commemorated on March 1

Antonina of Nicaea
Holy Woman, Αντωνίνα
Holy Martyr Antonina of Nicaea in Bithynia.
Name days: Antonina
Domnina the New
Holy Woman, Δομνίνα
Venerable Domnina the New of Syria, ascetic of the fifth century.
Name days: Domnina
Paraskevas of Trebizond
Martyr, Παρασκευάς
Holy New Martyr Paraskevas of Trebizond, who suffered under the Ottomans.
Name days: Paraskevas, Paraskeuas
Markellos and Antonios of Syria
Martyr, Μάρκελλος
Holy Martyrs Markellos and Antonios of Syria, burned for the faith.