Franciscan Capuchin martyr. He was born Mark Rey is Sigmaringen, Germany, in 1577. A practicing lawyer, he traveled across Europe as a tutor to aristocrats but then started defending the poor. In 1612, he became a Franciscan Capuchin monk, taking the name of Fidelis. A missionary to Grisons, Switzerland, Fidelis was so successful that local Protestants claimed that he was a spy for the Austrian Emperor. Fidelis was stabbed to death in a church id Seewis. He was canonized by Pope Benedict XIV. Fidelis served also as the head of the Congregation for the Spreading of the Faith.  

http://www.catholic.org/saints/saint.php?saint_id=3355