Killanena is a townland in Co Clare. It lies beside Lough Graney, which covers about 1,000 acres, making it the largest lake in East Clare after Lough Derg. The lake is well known for its coarse fishery, with pike, perch, bream, rudd and eel. The lake is the home or resting place for water-fowl and wading birds that include whooper swan, great crested grebe, grey heron and greater white-fronted goose. Killanena is part of the parish of Killaloe and is about 16km from Gort. Its local amenities include St Mary's Church.