Dismas was the 'good thief' who was crucified with Our Lord and repented of his sins before dying.

Saint Dismas, also known as the "Good Thief" or the "Penitent Thief," was not officially canonized as a saint by the Catholic Church. However, he is venerated as a saint in the Orthodox and Eastern Catholic Churches. His feast day is celebrated on March 25th.

St. Dismas, the Good Thief, is the patron saint of:
condemned prisoners
death row prisoners
dying people
funeral directors
penitent criminals
prison chaplains
prisoners
prisoners on death row
prisons
reformed thieves
undertakers
Przemysl, Poland, archdiocese of
Merizo, Guam

Saint Dismas is known as the patron saint of criminals and prisoners. He is revered for his repentance and acceptance of Jesus Christ while being crucified alongside him. Saint Dismas is often invoked for intercession by those seeking forgiveness and guidance in times of trouble.

St. Dismas was the repentant thief.