I would use
Leigh no matter what. Family names are important imo.
I would suggest:
Meredith Leigh or
Juliet Leigh.
Also possibly
Cait Leigh, or
Caitlin Leigh,
Caitria Leigh, or
Caitriona Leigh with the nickname
Cait.
CIARDA
"Names are not always what they seem. The common Welsh
name Bzjxxllwcp is pronounced Jackson." - Mark Twain