Sir William Fairfax, Knt. of Steeton, m. Frances, dau. of Sir Thomas Challoner, governor and chamberlain to Prince Henry, and being slain before Montgomery Castle, 1644, left (with two daus., Catherine, m. 1st. to Sir Martin Lister, Knt., and 2ndly, to Sir Charles Lyttleton, of Hagley, Bart.; and Isabella, m. to Nathaniel Bladen, Esq. of Hemsworth) two sons, William, his heir; and Thomas, major-gen. in the army and governor of Limerick d. 1712. The elder son,
William Fairfax, Esq. of Steeton, m. Catherine, 3rd dau. of Robert Stapleton, Esq. of Wigill, co. York, and dying 1673, was s. [survived] by his eldest son....