Name of “Mary? Batten”, approximate year of birth of 1794, date and place of death, from Peter (Pete) G M Dale of Toronto, Ontario, Canada. Pete is related to the Olivers in Devon. Added here in March 2020. Pete's great great great grandfather was John Batten (Battin) b. 1793, sister of Ruth Batten who married James Oliver b.1805. Ruth and James emigrated to New Zealand in 1841.

Given name of “Mary” confirmed, year of birth confirmed, year of death correct, according to St Swithun's Churchyard, Pyworthy, Devon, headstone records and photo obtained from a link to the "Pyworthy Local History Group" Website received from Katia, wife of Tim Grant Oliver, in an email dated 20 January 2023.
https://www.pyworthyhistory.co.uk/gallery/picture.php?/255/search/1102
NAME: Battin Mary BORN: 1794 DIED: 1822 AGE: 28 Inscription indecipherable
NAME: Battin Richard BORN: 1791 DIED: 1819 AGE: 28 Son of John and Jane Battin

Tim Oliver is a x3 great grandson of James and Ruth Oliver, his grandfather being Ivor James Clark Oliver (1907-1989).