Elisabeth of Brunswick-Lüneburg 13th-century German queen (1230–1266) Parents Matilda of Brandenburg, Duchess of Brunswick-Lüneburg Otto the Child Children Floris V, Count of Holland Siblings Adelaide of Brunswick-Lüneburg Mathilde of Brunswick-Lüneburg John, Duke of Brunswick-Lüneburg Otto I of Brunswick-Lüneburg Helene of Brunswick-Lüneburg Albert I, Duke of Brunswick-Lüneburg Conrad of Brunswick-Luneburg Agnes of Brunswick-Lüneburg Partners William II of Holland
