Eugenio Tosi was an Italian cardinal of the Catholic Church. He served as Archbishop of Milan from 1922 until his death, and was elevated to the cardinalate in 1922.

Ambrosians are members of one of the religious brotherhoods which at various times since the 14th century have sprung up in and around Milan, Italy. In the 16th century, a sect of Anabaptist Ambrosian