John Joseph Nilan (August 1, 1855 – April 13, 1934) was an American prelate of the Roman Catholic Church.
[1] After graduating from the college of Nicolet at Quebec, Canada, in 1875, he returned to the United States and then studied at St. Joseph Seminary in Troy, New York.
[2] On February 14, 1910, Nilan was appointed the seventh Bishop of Hartford, Connecticut, by Pope Pius X.
[3] He received his episcopal consecration on the following April 28 from Cardinal William Henry O'Connell, with Bishops Louis Sebastian Walsh and Daniel Francis Feehan serving as co-consecrators.
[3] He selected as his episcopal motto: "Dominus Firmamentum Meum" (Latin: "The Lord is My Foundation").