Lucius Henry O'Brien (13 August 1842 – 25 September 1913) was Dean of Limerick from 1905 to 1913.
[1] He was the son of William Smith O'Brien.
He was born on 13 August 1842[2] and educated at St Columba's College and Trinity College, Dublin.
He was ordained in 1867;[3] and after a curacy in Mere held incumbencies at Ramelton and then Adare before his elevation to the Deanery.
[4] He died on 25 September 1913.