Another marriage for you to keep on hold, needs the original record as no surname for Thomas
Thornton
Thomas

M MARR 17 SEP 1817 Elizabeth Cooper
Wit: John Cooper, Ann Holmes & John Geary
a ref I have has
Elizabeth Cooper OTP
Thomas Holms OTP
AND
Dadlington 12-Dec 1825 B
Elizabeth Cooper OTP
William Kimbrell OTP
Been looking at this too
Leicestershire, England, Extracted Parish Records about Thomas Cooper Mary Ward
Text: Thomas Cooper, grazier, p. Mountsorrel, & Mary Ward, lic. 11 Dec 1804
Book: Calendar of Wills Proved and of Administrations Granted in the Commissary Court of the Peculiar and Exempt Jurisdiction of Groby, 1580-1800. (Will)
Collection: Leicestershire: - Register of Marriages, 1560-1837
and have at last found a ref for you to chase because of the date
Sileby 11-Dec 1804 L Mary Ward OTP Spin 20+
Of her father William Ward Grazier
Thomas Cooper Mountsorrel Bach 22
IGI
parents: Thos. Cooper, Mary
name: William Ward Cooper
gender: Male
baptism/christening date: 04 Feb 1807
baptism/christening place: Mount Sorrel, Leicester, Leicester, England
father's name: Thos. Cooper
mother's name: Mary
indexing project (batch) number: I06824-5
system origin: England-EASy
source film number: 1482399