Mary Leary Cashman was the wife of William Cashman of County Cork, Ireland. Mary and William had at least three known children, Thomas, John and William. Mary is last seen in records living with son Thomas in Medford, Middlesex, Massachusetts - age 65. In 1855 sons William and John had already moved to Wisconsin and by 1857 son Thomas has moved to Brown County, Wisconsin. Mary was not found with any of the three sons in 1860 census nor was she found in Massachusetts in 1860.