Ireland's Memorial Records list him as KIA with the 11th Batt the Royal Inniskilling Fusiliers. Born St Peter's, Antrim.
SDGW on Ancestry has him as O'Conner, enlisted Belfast. 62 from the Inniskillings listed as dead on the 7th June 1917.
11th Battalion Royal Inniskilling Fusiliers (Donegal and Fermanagh Volunteers), 109th Brigade, 36th (Ulster) Division