The name Anabelle is a girl's name of French origin. Anabelle is ranked #973 on our popularity charts and is often added to user-created lists like Anthropologie Dress Names and discussed in our forums with posts like "Sibset makeover game! Girls version".
From the experts:
This version of the name with only one n does not have nearly the popularity of its sister. Unless you have a particular aversion to the fourteenth letter of the alphabet, it may be best to stick with Annabelle.