Some Scottish or Gaelic names if you like [name_f]Isla[/name_f]:
[name_f][/name_f][name_f]Vaila[/name_f]
[name_f][/name_f][name_f]Iona[/name_f]
[name_f][/name_f][name_f]Ailis[/name_f]
[name_f][/name_f][name_f]Ishbel[/name_f]
[name_f][/name_f][name_f]Ffion[/name_f]
[name_f][/name_f][name_f]Flora[/name_f]
[name_f][/name_f]Elspet/ [name_f]Elspeth[/name_f]
[name_f][/name_f][name_f]Alba[/name_f]
[name_f][/name_f][name_f]Lilias[/name_f]
[name_f][/name_f][name_f]Rhona[/name_f]
[name_f][/name_f][name_f]Mhairi[/name_f]
[name_f][/name_f][name_f]Greer[/name_f]
Some with unisex vibe:
[name_f][/name_f][name_f]Blair[/name_f]
[name_f][/name_f][name_m]Rowan[/name_m]
[name_f][/name_f][name_f]Frankie[/name_f]