Eira does nothing for me.
Athena does rather too much. A very ambitious choice, and it would be sad if she grew up dumpy, with bad skin and low standards.
Felicia is a pretty little blue daisy where I live, which I love, but as a name for a human I'd go for
Felicity.
Which leaves us with
Olivia, which is very lovely as long as it either doesn't shorten or shortens to
Liv.