(August 15, 1867, Oestrich, now a part of the city Erkelenz, Kingdom of Prussia – February 23, 1908, Denver, Colorado, United States) was a Roman Catholic priest of the Franciscan Order.
While assigned to St.
Elisabeth of Hungary Church in Denver, Colorado, Father Heinrichs was fatally shot while distributing communion.
The shooter, a Sicilian Anarchist, later described his motivations as hatred of Catholicism.