Background
He was born in Lichtenstein, then part of the Kingdom of Württemberg, at his family"s Lichtenstein Castle, being the second son of Duke Wilhelm of Urach and his first wife Duchess Amalie in Bavaria.
He was born in Lichtenstein, then part of the Kingdom of Württemberg, at his family"s Lichtenstein Castle, being the second son of Duke Wilhelm of Urach and his first wife Duchess Amalie in Bavaria.
In 1917 he graduated from the Karls-Gymnasium school in Stuttgart.
After graduation he served in the First World War as a lieutenant. He was heavily wounded in 1918. After the war Karl Gero von Urach studied architecture, and later worked as an architect in Munich.
(Wilhelm was a director at Mercedes Benz for most of his life, and had two daughters).
In 1935 he entered Wehrmacht and became a Hauptmann, and in 1940 was promoted to Major. Until 1945 he was based at the local army headquarters at Tübingen and Ulm.
On 20 June 1940 Karl Gero von Urach married Countess Gabriele of Waldburg zu Zeil und Trauchburg (1910–2005). The marriage was childless.