John Buck

• John Buck (MP), MP for Droitwich in 1601
• John Buck (Taunton MP), MP for Taunton
• John Buck (baseball), American baseball catcher
• John Buck (Onondaga politician), Onondaga politician
• John E. Buck, American sculptor and printmaker
• John R. Buck, United States congressman
• John Buck (winemaker), New Zealand winemaker
• John Lossing Buck, American agricultural economist
• John Buck of the Buck baronets