Frederick John Duggan was the son of Elizabeth and Creighton Duggan. Frederick was born in 1883 in the Clones district, County Monaghan. His mother died when Fred was just six years old. Fred was educated at the Royal School Dungannon from 1896 to 1899. From school, Fred enlisted as an army cadet with the Royal Field Artillery at Woolwich in London. On 31st July 1902 Fred obtained a commission with the 103rd Battalion of the Royal Field Artillery. In 1905 he married Edith Emily Cogan. They had two sons, Terence and Michael. He was appointed Staff Captain in 1915. He was mentioned in dispatches. Captain Frederick John Duggan was serving with Royal Field Artillery when he was killed in action in France by a sniper while carrying out reconnaissance.
The village of Erquinghem-Lys is situated approximately 1.5 kilometres west of Armentieres. Take the D945 from Armentieres toward the centre of Erquinghem-Lys and then turn right immediately before the Town Hall. The cemetery is 50 metres along this road on the right hand side.