The name was chosen to honor Hippolyte Moreau, titular canon of the Cathedral of Montreal (1854-1880) and vicar general (1873-1880). It was his responsibility to choose the location of the church in the name of Monsignor Ignace Bourget in 1864.
The name was chosen to honor Hippolyte Moreau, who held significant roles at Montreal Cathedral from 1854 to 1880. In 1864, he made a crucial decision about the church's site, which ultimately led to its naming after Monsignor Ignace Bourget.