Nat.....Naty...Lie (Pronounced lee.) Lielie.
I get nattiee,l or tallie
My friend gets called Nat, Natalala and Natashalie - there's a story behind those last two, so I wouldn't recommend them for other Natalies.
They usually get Nats.
My daughter's name is Nathalia which is a form of Natalie and she has been called Nat, Natie, Talie -
I think Nat is a cute nick name
My name is natalie and a lot of people call me nats and nat