Well I'm english & generally I consider
Marion &
Marian to be female however I could come to see either as a unisex name, certainly alot better than some names that are used as unisex ones. Personally I would prefer
Marion for a boy &
Marianne for a girl, as
Marian looks slightly incomlete to me. I don't really like
Marion or
Marian much but I do like
Marianna (& nn
Mia or
Anna).
Evy