Joella is a French name for girls. The meaning is `He is my God` The name Joella is most commonly given to American girls. What do they use in other countries? Joell Joelle (French) Jowen The name sounds like: Jowella, Joelly, Joell, Joela Similar names are: Jonella, Loella, Noella Found on https://www.pregnology.com/names/girls/Joella