Joelle is a French name for boys and girls. The meaning is `He is my God` The name Joelle is most commonly given to Dutch girls. (3 times more often than to American girls.) Although in most countries Joelle is a name given to girls. In the United States, 1 out of 14 Joelle`s are boys. Use for the other sex: Joel What do they use in other countries... Found on https://www.pregnology.com/names/mixed/Joelle