Nancy Maultsby (Burlington, North Carolina) is an American operatic mezzo-soprano.
She has performed often with Lyric Opera of Chicago, where she appeared as Erda in Das Rheingold and Siegfried, as well as the First Norn and Waltraute in Götterdämmerung, all conducted by Zubin Mehta.
She also sang La Cieca in La Gioconda there conducted by Bruno Bartoletti and Pauline in Pique Dame conducted by Sir Andrew Davis, both of which opened the company's season.
She appeared as Erda in both Das Rheingold and Siegfried and Waltraute in Götterdämmerung in the new Stephen Wadsworth Der Ring des Nibelungen with Seattle Opera.
A recent addition to her repertoire is Judith in Béla Bartók's Bluebeard's Castle which she sang in the acclaimed Robert Lepage production for her debut at the Opéra de Montréal, where she subsequently returned as Amneris.