I like Etiennwen more than Etienne-Wynne, but both are a bit awkward and clunky to say for me. I’d also be a bit confused about pronunciation since [name_m]Etienne[/name_m] has emphasis on the last syllable, but I wouldn’t know how to say Etiennwen (since the ending isn’t French). To be honest, while I don’t love the idea of [name_m]Etienne[/name_m] on a girl unless you are [name_u]French[/name_u], I do like it more than Etiennwen!
Maybe you’ll like [name_f]Adrienne[/name_f], [name_f]Emilienne[/name_f], [name_f]Julienne[/name_f], [name_f]Lucienne[/name_f], [name_f]Vivienne[/name_f], [name_f]Bastienne[/name_f], [name_f]Sebastienne[/name_f], Étaín, Etienna, Ettalena / Ettalina, [name_f]Laurentine[/name_f], [name_f]Emmeline[/name_f], Alexienne, Alizienne, Aubrienne, [name_f]Lilouenn[/name_f], [name_f]Bleuenn[/name_f], Cassienne, Clarienne, Cyprienne, [name_f]Delphine[/name_f], [name_f]Amandine[/name_f], Laurienne / Lorienne, [name_f]Leontine[/name_f], [name_f]Magdalen[/name_f], [name_f]Madeleine[/name_f], [name_f]Maxine[/name_f], [name_f]Nicoline[/name_f], Olivienne, [name_f]Rosaline[/name_f], [name_f]Severine[/name_f], [name_f]Victorine[/name_f], [name_f]Vianne[/name_f], [name_f]Vienne[/name_f], [name_f]Bronwen[/name_f], [name_f]Gwendolen[/name_f], [name_f]Lowenna[/name_f], [name_f]Morwenna[/name_f], [name_f]Merewen[/name_f], [name_f]Maiwenn[/name_f], [name_f]Olwen[/name_f], [name_f]Rowena[/name_f], [name_f]Rhoswen[/name_f], Rhianwen, [name_f]Rosenwyn[/name_f], [name_f]Araluen[/name_f], [name_f]Briallen[/name_f], [name_u]Mirren[/name_u], [name_u]Seren[/name_u], [name_f]Eilwen[/name_f], [name_f]Tegwen[/name_f], [name_f]Lilwen[/name_f], [name_f]Nolwen[/name_f].