John was Born 14 Jul 1843 in St-Joseph-de-Beauce, Canada-Est
He was baptized Benoni
"Québec, registres paroissiaux catholiques, 1621-1979," database with images, FamilySearch (https://familysearch.org/ark:/61903/3:1:3QSQ-G99Q-71GF?cc=1321742&wc=9RLJ-L29%3A21288501%2C21288502%2C14595801 : 16 July 2014), Saint-Joseph-de-Beauce > Saint-Joseph-de-Beauce > Baptêmes, mariages, sépultures 1819-1844 > image 738 of 767; Archives Nationales du Quebec (National Archives of Quebec), Montreal.
He is the son of Magloire Vachon dit Pomerleau and Emilie Pageot
Family Tree for John Ceyrelle Pomeroy
https://www.wikitree.com/genealogy/Pomeroy-Family-Tree-879
This is your Apple Tree !
Thank You!
I hadn't connected John as Benoni.