Mother's name of John Kirkby baptised at St. Peter & Paul, Ormskirk 7th Aug. 1799 transcribed as Mary on Lancashire Online Parish Clerks.
Another baptism at same church, March 1805: "Thomas Kirkby, son of Mary Kirkby, abode Halsall. Notes: Spurious".
Transcription of filiation & maintenance order dated 7th Oct. 1799 in Lancashire Archives online catalogue has name of mother as Margaret.
The other filiation order in Lancashire Archives catalogue for Henry Ambrose, labourer of Halsall is 1796 Downholland. Mother of the bastard son was Ellen Banks. Dated 21st Oct. 1796.
There was a baptism 2nd Oct. 1796 at St. Peter & Paul, Ormskirk of Thomas Banks, son of Ellen, abode Halsall. Notes: Spurious.