John Francis O'Neill Lentaigne (1805 - 1886):
John Lentaigne was born in Dublin and was educated at Trinity College, Dublin, where he graduated in medicine and became a Fellow of the Royal College of Surgeons in Ireland. He was appointed the Commissioner of Loan Funds and served as Inspector-General of Prisons, Reformatories and Industrial Schools from 1854 until 1877. He was elected President of the Statistical Society from 1877 to 1888. He was Deputy Lieutenant for County Monaghan and from 1861 to 1886 was a Commissioner of National Education. He was knighted in 1880.