Killadeas (from Irish Cill Chéile Dé 'church of the Culdees') is a small village in County Fermanagh, Northern Ireland.

It is about 7 miles north of Enniskillen near the shores of Lower Lough Erne, and is within Fermanagh and Omagh district.

[2] The figure carved stone and cross-slab are Scheduled Historic Monuments and are in Rockfield townland at grid ref: H206540.

Near Killadeas, on Lower Lough Erne, is Gublusk Bay, a Royal Air Force base for Short Sunderland and PBY Catalina flying boats during World War II.

The Manor House, which has seen many alterations to its design over the centuries, was for a brief period used as an Officer's Mess and Headquarters for the American Forces during World War II.