The Library and Archives Canada provides us a free searchable database of naturalization records from 1915 to 1951. For the date 1915 to 1944 you can search by name, and for the dates 1945-1951 you can search by date. Those two choices are found at the left of the landing page. Depending on which one you choose, the format of the search form will change appropriately.
Search: Naturalization Records by name, 1915-1944 - Library and Archives Canada:
'via Blog this'