Lawrence, St., Sir Almaric, ancestor of the Howth family, [53]

Lea Castle, [328]

Leap Castle in King’s County, [127], [146], [409]

Leath Mhoga, the southern half of Ireland, [392]

Lecale, [129], [232], [352], [370]

Lech, John, Archbishop of Dublin (1311-1313), [321]

Ledred, Richard, Bishop of Ossory (1318-1360), [381]

Le Gros, Raymond, [44], [45], [49], [56], [64], [76]

Leicester, Robert Dudley, Earl of, [286]

Leighlin, [54]