Many Ontario cenotaphs used initials instead of given names. An excellent site with full names and details is the Commonwealth War Graves Commission
contact John Allan if you are willing to transcribe a cenotaph or other war memorial for OGSPI
IDINGTON
ILIFF
IN_FLANDERS_FIELDS
INDERWICK
INGRAM
INGRAN
INKSETTER
INNIS
INSLEY
IRELAND
IRISH
IRON
IRONSIDE
IRVING
IRWIN
ISAAC
ISBESTER
IVANHOE