Nia is a wonderful name and is a name in its own right, twice over. No need for a "full" name for it. But if you're in the market for one my favorite is
Antonia. Others you might like:
Nia PenelopeNia KerensaNia RhiannonNia CallistoNia MarjaniNia GabrielleNia FelicityNia DominiqueNia Shandurai ("SHAN-dur-eye," Ethiopean girl's name, see movie "Besieged")
Nia JessamineNia Catherine /
Katharine /
KathrynNia RosalieNia Marguerite /
MargotNia CecilyNia Vivien /
VivienneNia Johari
Nia Gwendolen
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