Lawrence Stephen McMahon was a Canadianborn prelate of the Roman Catholic Church. He served as Bishop of Hartford from 1879 until his death in 1893.
Lawrence McMahon was born in St. John, New Brunswick, and in 1839 came with his parents to the United States, where he was raised in Cambridge, Massachusetts. Receiving his early education at the public schools of Boston, he entered Holy Cross College in Worcester at age 15, and remained there until the college was destroyed by fire in 1852. He then studied rhetoric at Montreal, Quebec, and philosophy at Baltimore, Maryland. He attended the College of Aix in France and then completed his theological studies in Rome, where he was ordained to the priesthood on March 24, 1860.
Source: Wikipedia