Here is a link to the newspaper index and the death notice information for Mary, wife of J. Addison Waud. Perhaps this is the wife you are looking for.
http://bmd.stcatharines.library.on.ca:1968/dbtw-wpd/exec/dbt...Put “Waud” in the NAME SEARCH box and click on SEARCH for other b/m/d in this family:
http://bmd.stcatharines.library.on.ca:1968/I have no connection to this family.
Sharon
Welland, Ontario