World War 1
Twenty one people with the surname of Heenan lost their lives during World War 1. Two were from New Zealand, seven from Ireland, and two from Scotland. The remaining 4 were from England. Most of these men were killed in action in Belgium and France and are commemorated in those countries. For a list of the soldiers, click on this link.
World War 2
Fifteen people with the surname of Heenan were killed on active service in World War 2. For a list of these soldiers click here.
For a list of soldiers killed or wounded in the Boer War, follow this link.