La muette de Portici
His wife was a noted ballerina. Born Félicité Noblet in 1807, after marrying Alexis Dupont she also became known as Mme Alexis Dupont. She died in 1877. She was the sister of another ballerina, Lise Noblet, who danced the title part in Auber's "La muette de Portici" at its premiere, in which her brother-in-law Dupont also created a singing role.