| Wilhelm Baur | |
| Birth Date: | 17 February 1883 |
| Birth Place: | Metz, Alsace-Lorraine |
| Death Place: | Lindenfels, West Germany |
| Allegiance: | (to 1918) (to 1933) |
| Branch: | Luftwaffe |
| Serviceyears: | 1903–1945 |
| Rank: | Generalleutnant |
| Commands: | Field-Economics-Commander Norway |
| Battles: | World War I World War II |
| Awards: | Ritterkreuz des kgl. Preuss. Hausordens von Hohenzollern mit Schwertern |
Wilhelm Baur or Wilhelm Baur de Betaz (17 February 1883 in Metz – 26 May 1964 in Lindenfels) was a German Lieutenant General (Generalleutnant) of the Heer during Second World War.
Wilhelm Baur was born in Metz (February 17, 1883), in Alsace-Lorraine, which was then part of Germany. He joined the army at twenty years old. He served in the 61st Artillery Regiment, from 1903 until 1914. Baur was detached to the Military Technical Academy in 1909, before being detached to the War-Academy from 1912 to 1914. During the First World War, Baur served as a company-grade officer. He was awarded the Iron Cross.
At the beginning of the Second World War, Wilhelm Baur was appointed Chief of Staff of the Higher Flying-Training-Commander. In March 1940, he took command of the Special-Purpose-Combat-Group in Norway. In September 1940, he was appointed commander of the air district of Greifswald, then commander of the air district of Döberitz. Baur was promoted to the rank of major general (Generalmajor) in July 1941. In May 1942, Baur worked at the headquarters of the armies, with General Walther von Unruh. He was appointed Chief of the Defence Economy Staff, in Norway. Baur was promoted General Lieutenant (Generalleutnant) in August 1943. In September 1944, Wilhelm Baur was eventually placed in Führer-Reserve until the end of the war.