Willian Cheney, s/o William Cheney, b. 3 Aug 1666 [sic, see note], d. Mendon 1 Jul 1753, m. [first child b. 1695] Margaret ---.
↑ See the discussion of who this might be on this page. Pope's assertion of a birthdate in 1666 is not obvious, not explained, and not shared by all. Not to say it is necessarily wrong...