Adelaide of Werdenberg German noble lady (d. 1365) Parents Agnes of Württemberg, Countess of Werdenberg Henry, Count of Werdenberg-Alpeck (d.1334) Children Ulrich IV, Lord of Matsch Siblings Eberhard, Count of Werdenberg-Trochtelfingen (d.1383) Irmengard von Werdenberg Partners Ulrich III, Lord of Matsch