Strange name on my family tree

Girl Names
1

Fauntine. [name]Ever[/name] heard of this one before?

2

No, I’ve never come across it! It kind of reminds me of a feminine form of [name]Faust[/name]/[name]Faustus[/name], though! I kind of like it…

3

No, I have heard of [name]Faustine[/name] but not Fauntine.

4

Reminds me of [name]Fantine[/name] from [name]Les[/name] Miserables

5

It kind looks like the character from theistical [name]Les[/name] Mis, but that is spelled [name]Fantine[/name]. It could be pronounced the same way though.

6

Reminds me of [name]Fauna[/name], could be related to that?