I like
Anna and
Lydia, and I don't see the problem in using
Lydia, even if you or your husband aren't close to the Aunt. Nothing and no one should stop you from using a name.
If
Lydia is in the running, then I'd choose that. If not, then I choose
Anna.
-
Lissa Hannah-
Check out my profile for the names of my !'s, ?'s, ~'s, and /'s.