Not finding John Leary on the IGI.Most recent couple having issue around that time in Ingoldmells are .

Wm. Leary
Spouse's Name: Bathia Collingwood
Event Date: 21 Dec 1775
Event Place: Gosberton, Lincoln, England

Indexing Project (Batch) Number: I01367-7 , System Origin: England-EASy , GS Film number: 1542011 , Reference ID: 75

Ellie