ヴュルテンベルク王国
The Weizsäcker family (), some with the nobiliary particle von (), originated in the former Kingdom of Württemberg and has had prominent and influential members over several generations. Its members include a Prime Minister of the Kingdom of Württemberg, a President of Germany, a leading diplomat, a prominent environmental scientist, and the physicist after whom the Bethe–Weizsäcker formula was named.