Prince Wilhelm

• Prince Wilhelm of Prussia, youngest child of Frederick William II, King of Prussia
• Wilhelm, Prince of Löwenstein-Wertheim-Freudenberg
• Wilhelm, Prince of Hohenzollern
• Wilhelm, Prince of Albania
• Wilhelm, German Crown Prince, heir apparent of Wilhelm II
• Prince Wilhelm, Duke of Södermanland, second son of Gustaf V, King of Sweden
• Prince Wilhelm of Prussia, grandson of Wilhelm II