Tags: Christian Bishop.
Augustin Magloire Alexandre Blanchet (22 August 1797 – 25 February 1887) was a French Canadian prelate of the Roman Catholic Church in the Pacific Northwest who served as the first bishop of the now-defunct Diocese of Walla Walla and of the Diocese of Nesqually (now known as the Archdiocese of Seattle). Along with his elder brother and several other fellow French Canadian missionaries Blanchet was instrumental in establishing the Catholic Church presence in the present-day U.S.