Joellin \jo(el)-lin\ as a girl's name is a variant of Joelle (French), and the meaning of Joellin is "Jehovah is God".

The baby name Joellin sounds like Joellyn, Joellen and Joelin. Other similar baby names are Juelline, Joslin, Josilin, Jocelin, Joelynn, Joelly, Joelliane, Joella, Joell, Joeline and Joeleen.