Wilhelm of Prussia may refer to:
Prince Wilhelm of Prussia (1783–1851), son of Frederick William II of Prussia William I, German Emperor (1797–1888), King of Prussia and German Emperor, nephew of the above Wilhelm II (1859–1941), born Prince Wilhelm of Prussia, last German Emperor and King of Prussia, grandson of the above Wilhelm, German Crown Prince (1882–1951), last Crown Prince of the German Empire and the Kingdom of Prussia, son of the above Prince Wilhelm of Prussia (1906–1940), son of the above Wilhelm Karl Prinz von Preussen (1922–2007), grandson of Wilhelm II
See also August Wilhelm of Prussia (disambiguation) Friedrich Wilhelm of Prussia (disambiguation) Franz Wilhelm Prinz von Preussen (born 1943), German businessman, great-grandson of Wilhelm II