You right, he did not have children by Eugenie Fontenot, but he did seek comfort with a slave girl, Marie-Anne Boulard. She was a slave of George Boulard and Marie-Jeanne Taillefert..
Marie-Jeanne Taillefert also married Donato Bello and bore 3 children.
VICTOIRE - "carteronne libre; de la Nouvelle Orleans" [free quatroons; from New Orleans] (dec. Donato Bello & Marie Jeanne, mulatresse libre) marriage contract: 3 Nov. 1789 JEAN BAPTISTE - "natif des Opelousas" [native from Opelousas]; mulatre libre (LSU-E: Opel.: 1789).