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
HAAS
HADAWAY
HADEN
HADLEY
HAGAR
HAGERMAN
HAGLE
HAILSTONE
HALDANE
HALE
HALES
HALEY
HALIFAX
HALL
HALLADAY
HALLIDAY
HALLIGAN
HALLIMOND
HALPIN
HALWARD
HAM
HAMES
HAMILTON
HAMMOND
HAMPTON
HANCOCK
HAND
HANLEY
HANLON
HANMER
HANN
HANNA
HANNAM
HANTON
HARBOTTLE
HARDIMENT
HARDING
HARDMAN
HARDY
HARE
HAREFELDT
HARGROVE
HARKNESS
HARMON
HARNNA
HAROLD
HARPS
HARRAN
HARRINGTON
HARRIS
HARRISON
HARRON
HARROWER
HART
HARTMAN
HARTSHORN
HARTUNG
HARTWICK
HARTY
HARVEY
HARWOOD
HASLER
HASTIE
HASTILOW
HASTINGS
HATCHER
HATHAWAY
HATTON
HAUGH
HAW
HAWKINS
HAWSON
HAWTHORNE
HAY
HAYCOCK
HAYDEN
HAYES
HAYLOCK
HAYMAN
HAYWARD
HAYWOOD