I love the association with
Isadora Duncan and the sound, and I'd be happy to use it if the nicknames
Izzy or
Dora were avoidable. I dislike
Isidora, though - it's just a one letter difference, and yet the former feels fresh, while the latter is elderly and fussy.
masculine list:
https://www.behindthename.com/pnl/191050/124079feminine list:
https://www.behindthename.com/pnl/191050/124080