It is possible that Thomas was from a Non-Conformist family.
He may have been the Thomas apprenticed to cordwainer Edward Tuba Fortune:
(Register of Duties Paid for Apprentices' Indentures, 1710-1811 - St Marylebone, Middlesex, 18 Aug 1772)
Thomas' son William is known to have been a shoemaker, so may have followed his father's career.
He married Harriot WILKINSON 29 Mar 1781, St James', Westminster, London.
- held by West Sussex Record Office
ff. 13r - 15r baptisms, July 1759 - June 1764, including James Lillywhite from an area near St. James's called No-Mans Land, apparently extra parochial, June 1760, and Thomas Uphill, son of Anabaptists, May 1764.
17 May 1764
Thomas Upfill, aged 15 whoes parents are Anabaptists. Was baptised by me Wm Wade, curate
Royal and Sun Alliance Insurance Group 16 May 1803
Insured: Harriott Uphill, 28 Monmouth Street
[CLC/B/192/F/001/MS11936/426/747647] St Giles, London History of St Giles-in-the-Fields British History Online St Giles-in-the-Fields