Berthe

Berthe is feminine in French.

a female given name, equivalent to English Bertha

“Enfin, Emma se souvint qu’au château de la Vaubyessard elle avait entendu la marquise appeler Berthe une jeune femme ; dès lors ce nom-là fut choisi, et, comme le père Rouault ne pouvait venir, on pria M. Homais d’être parrain.” — At last Emma remembered that at the chateau of Vaubyessard she had heard the Marchioness call a young lady Berthe; from that moment this name was chosen; and as old Rouault could not come, Monsieur Homais was requested to stand godfather.