Saint Peter of Verona O.P. (1206 -- April 6, 1252), also known as Saint Peter Martyr, was a 13th - century Italian Catholic priest. He was a Dominican friar and a celebrated preacher. He served as Inquisitor in Lombardy, was killed by an assassin, and was canonized as a Catholic saint 11 months after his death, making this the fastest canonization in history.
who was the fastest saint to be canonized
Saint Peter of Verona