Andrew Wylie was a son of George and Margaret Wylie of Mabuoy, Lissan, Cookstown. Andrew was born at Ryton, Northumberland and enlisted at Newcastle-on-Tyne. He was killed in action on 1st July 1916 and has no known grave.
The Thiepval Memorial will be found on the D73, next to the village of Thiepval, off the main Bapaume to Albert road (D929). Each year a major ceremony is held at the memorial on 1 July.