Carl Wilhelm Siemens
（重定向自Karl Wilhelm Siemens）
![](/Images/godic/202501/22/Wilhelm_Siemens0941.jpg")
![The 4-cylinder experimental gas engine subject of Siemens patent (image taken from Theory of the Gas Engine by Dugald Clerk in 1882)](/Images/godic/202501/22/SiemensEngine18600941.jpg")
![CS Faraday (1874)](/Images/godic/202501/22/CS_Faraday0941.jpg")
![Chronometrischer Regler der Gebrüder Siemens, verbesserte Version](/Images/godic/202501/22/Siemens_Governor_Improved_Version0941.jpg")
Sir Charles William Siemens FRSA (originally Carl Wilhelm Siemens; 4 April 1823 – 19 November 1883) was a German-born engineer and entrepreneur who for most of his life worked in Britain and later became a British subject.