Just because it's popular nationally doesn't mean you can't use it, and if it's not popular in your area then it's even less of a problem. If you want to make it a little unique, how about using an unusual middle name? Luckily,
Chloe goes pretty well with a lot of styles of middle name.
Here are a few middle name suggestions:
Chloe AlessandraChloe AmaryllisChloe JulietteChloe DamianaChloe FlorenceChloe EvadneChloe JessamineChloe AntoniaChloe CamelliaChloe AmabelChloe Leticia