1874 – Archbishop Cantwell was born in Limerick, Ireland on the 1st of December.
1899 – He was ordained a priest for the Archdiocese of San Francisco on the 18th of June and was initially assigned as curate of Berkeley’s St. Joseph The Workman parish.
– Father Cantwell established the Newman Club at the University of California, Berkeley, served as first chaplain.
1906 – San Francisco Archbishop Patrick W. Riordan appointed Cantwell his secretary, and he moved from Berkeley to the Archbishop Residence at 1000 Fulton Street.
1917 – Pope Benedict XV appointed John J. Cantwell Bishop of Monterey-Los Angeles in September, two years after the death of Bishop Thomas Conaty, and Cantwell was formally ordained that December.
1922 – In June, it was split to become the Diocese of Monterey-Fresno and the Diocese of Los Angeles-San Diego.
– Archbishop Cantwell was noted for being particularly sensitive to the needs of non-English speaking Catholics in the archdiocese, and he created 50 Hispanic parishes and missions.
1947 – He died on the 30th of October.