He fought for James II during the Williamite War in Ireland at the Siege of Derry where he was wounded and captured.
William was probably born in County Wexford, Ireland, son of Walter Talbot and his wife Elinor Esmonde.
[2] Talbot married Margaret, daughter of Richard Masterson, esquire of Castletown, County Wexford.
William and Margaret had four sons: —and two daughters: Talbot was one of the two MPs elected for Wexford Borough for the Patriot Parliament in 1689.
[5] Talbot was appointed Lieutenant Colonel of an infantry regiment of the Irish army during the reign of James II.