17th century
Feast: November 30
A lawyer turned priest who reformed convents, preached against dueling, and died while celebrating Mass at age 88.
Andrew Avellino (1521-1608) was a canon lawyer who joined the Theatines after recognizing his own moral compromise. He spent decades reforming religious communities, preaching against the violence of dueling, and celebrating Mass daily until he suffered a stroke at the altar on his final day.