Louise Pauline Marie Héritte-Viardot (14 December 1841 – 17 January 1918) was a French singer, pianist and composer.
She was born in Paris, the eldest child of Pauline Viardot-Garcia and Louis Viardot, niece of Maria Malibran and sister to composer and conductor Paul Viardot.In 1863 Viardot married Ernest Héritte, Honorary Consul and Chancellor of the Embassy of France in Berne.
Her performing career was ended by illness, and with the help of Clara Schumann, she found a teaching position as a singing teacher at the Hoch Conservatory.