Myra - Very nice! I probably wouldn't be positive how to pronounce it if I met one. MEER-a or MY-ra? Either way I like it, but I prefer
Mara.
Lynn - I have almost 0 opinion on
Lynn.
Katrina - It's not unusable because of the hurricane, but I can't stand it because one of the most obnoxious people I've ever met has this name. This does not stop my love for
Katarina, however. I'd recommend her instead, especially because of the easier possibility of the nn
Kat - what a difference one letter can make!
Catarina is good as well.