St. Wilfrid, Standish registers 1653-20th century transcriptions are on Lancashire Online Parish Clerks website. A Lathom man whose first name was transcribed as "Tho" married Jane Nicholson 10th January 1684/5. Do you have the name of Theodore's father? Paul Lathom was curate of St. Wilfrid in 1650s.
www.lan-opc.org.uk/Standish/stwilfrid/index.htmlA Theodore Letham, abode Bedford, was buried at St. Mary the Virgin, Leigh. 15th September 1722. Also buried there, Feb. 1720/1, John Latham, son of Theodore, abode Bedford. Baptisms of unnamed twins 1718, father transcribed as Leodore Latham, abode Pennington. Leigh is around 8 miles from Standish.
www.lan-opc.org.uk/Leigh/index.htmlBaptism registers 1626-1699 aren't on the website.
A Theodore Lathom married Jane Wallwork, St. Peter, Bolton, 1714.
Baptism Alice Lathom, daughter of Theodore & Jane, abode Little Bolton Feb. 1715/16.
Bolton is about 9 miles from Standish.