Barbara Gonzaga German aristocrat (1455–1503) Parents Barbara of Brandenburg Ludovico III Gonzaga, Marquis of Mantua Children Siblings Gianfrancesco Gonzaga Federico I Gonzaga, Marquess of Mantua Dorotea Gonzaga Paola Gonzaga Caterina Secco Gonzaga Francesco Gonzaga Rodolfo Gonzaga Gabriella Gonzaga Susanna Gonzaga Luigi Gonzaga Cecilia Gonzaga Partners Eberhard I, Duke of Württemberg