I do think of
Vivienne as classy. I would consider using it as a middle name. I pronounce
Vivienne with the stress on the last syllable so I have a harder time pairing her as a first name, but I'll try...
Vivienne Audra or
AudreyVivienne CaraVivienne DulcieVivienne GoldieVivienne HonorVivienne IoneVivienne JuliaVivienne LauraVivienne MoiraVivienne OpalVivienne Sylvie