Agnes of Württemberg, Countess of Werdenberg German countess (1300–1349) Parents Eberhard I, Count of Württemberg Irmgard von Baden Children Eberhard, Count of Werdenberg-Trochtelfingen (d.1383) Adelaide of Werdenberg Siblings Irmengard von Württemberg Ulrich von Württemberg Agnes of Württemberg Ulrich III, Count of Württemberg Adelheid von Württemberg Ulrich Partners Henry, Count of Werdenberg-Alpeck (d.1334)