I like:
RebeccaEthan Lydia Briar Garrison
Jessica Miriam Rachel EllaLiam ChristinaOliver Sage Anthony
I've never seen:
Gunnel Ezra (F) - but I like it
Symphony - I like the ides of it but what's the nickname? Sym?
Abel Dalen - would be okay if it the spelling and pronunciation matched better
Chason - spelling doesn't match pronunciation and it's pronounced like "chasing"?
Kylis
Railyn - I've seen Raylynn and Raylyn but none with an i