[name_f]Fay[/name_f] is such a pretty name 
[name_f]My[/name_f] immediate thought was to use something that rhymes with Fay… for example, [name_f]May[/name_f], [name_f]Kay[/name_f], [name_m]Ray[/name_m], [name_f]Bay[/name_f], [name_f]Shay[/name_f], etc.
Other ideas:
[name_f]Faith[/name_f]
[name_f]Phaedra[/name_f]
[name_f]Faline[/name_f]
[name_f]Fayre[/name_f]
[name_f]Farrah[/name_f]
[name_f]Freya[/name_f]
[name_f]Freydis[/name_f]
[name_f]Felicity[/name_f]
[name_f]Rafaella[/name_f]
[name_f]Fable[/name_f]
Names that mean “fae” or “fairy” for a subtler connection:
[name_f]Alara[/name_f]
[name_f]Ella[/name_f] (and variations – ex. [name_f]Louella[/name_f], [name_f]Mayella[/name_f], [name_f]Aubriella[/name_f], etc.)
[name_f]Tiana[/name_f]
[name_f]Peri[/name_f]
[name_f]Parisa[/name_f]
[name_f]Hope[/name_f] this helped!