I wonder if the clergy got the fathers name wrong

There are other christenings in the area with parents JOHN & Abigail
St Giles in the Fields, Holborn
22 January 1808 - Mary Ann - parents John & Abigail
8 August 1811 - Elizabeth - parents John & Abigail
3 April 1814 Louisa Street - res 7 St Mary's Place, St Pancras fathers occ Sadler
23 June 1816 William Street - res 3 Merrys Place, St Pancras - fathers occ Sadler
1st July 1821 Thomas Street - res Mary's Place, St Pancras - fathers occ Sadler
and at St Marylebone
22 October 1809 Sarah Street parents John & Abigail