Giovanna was the daughter of unknown parents. The date and place of her birth have not been found.
Her husband was Charles de Rohan-Gié. They were married, but the date and place have not been found. They had no known children.
Note 1
fille de Bernardino di Sanseverino, prince de Besignano et de Jeanne Eléonore Piccolimini, dite d’Aragon, car arrière-arrière-petite-fille illégitime par les femmes d’Alphonse V d'Aragon
(Don Bernardino, 3rd Prince of Bisignano, 5th Duke of San Marco, 8th Count of Tricarico and Chiaramonte, 4th Count of Altomonte, Baron of Rocca Augitola, Domanico, Mendicino and San Fele (1487-1516/17), +28.10.1516/12.12.1517; m.Eleonora or Dianora Todeschini Piccolomini, dau.of Antonio 1st Duke of Amalfi by Maria Marzano d'Aragona from Princes of Rossano)