Ireland was the eldest son of William Ireland of Crofton Hall, Yorkshire, by Barbara, a daughter of Ralph Eure, 3rd Baron Eure of Washingborough, Lincolnshire, by his first wife Mary Dawnay. William was born in Lincolnshire in 1636.
William Ireland, who hailed from Crofton Hall in Yorkshire, was the eldest son of William Ireland and Barbara, a daughter of Ralph Eure, 3rd Baron Eure of Washingborough, Lincolnshire. His birth occurred in Lincolnshire in 1636.