 There is an annual lecture given in his name which has been addressed by Caoimhghín Ó Caoláin, Pat Doherty, Pearse Doherty, Aengus Ó Snodaigh and Gerry Adams in recent years.A roadside monument was erected in 2000 at Cassidy's Cross, Mullan, near Kinawley in south-west Fermanagh, where Coen was killed in January 1975.The monument stands in the townland of Corranaheen, on the side of the Swanlinbar Road, the stretch of the A32 that is the main road from Enniskillen to Swanlinbar.