There are several records where the name looks to me to be Leonard but indexed as Laurent
Second page https://en.geneanet.org/archival-registers/view/889880/325?individu_filter=28368970
also on third line from bottom is it Marin Mercier?
This one second page could the spouse be a Choisne/Choisne, the mother looks to be also a Guillemine? is it Laurent or Leonard?
second page and next one following, Marin Mercier is son on here can some kind soul read the addition at the side and see if any other names are decipherable