The (von) Weizsäcker ( [(fɔn) ˈvaɪtszɛkɐ]) family, which hails from the former Kingdom of Württemberg, has been prominent and influential over the span of 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.
I. Christian Ludwig Weizsäcker (1785–1831), preacher at Öhringen
References
Weizsäcker family Wikipedia(Text) CC BY-SA