I like
Megan RhiannaMegan Brianne - prefer
BreanneMegan Audrey Megan Joy
Elisa and
Jayne are family names. I want to break with tradition a bit (lots of girls in the family with Jayne/Jane as mn). Having said that, should I ever have a daughter I could see myself getting sentimental at the last minute and using one of them as a mn.
:)