William Armstrong

• Bill Armstrong (Australian footballer)
• Bill Armstrong (Australian politician)
• Bill Armstrong (English footballer)
• Bill Armstrong (announcer)
• Bill Armstrong (coach)
• Bill Armstrong (defensive back)
• Bill Armstrong (guard)
• Bill Armstrong (ice hockey, born 1966)
• Bill Armstrong (ice hockey, born 1970)
• Bill Armstrong (photographer)
• Billie Joe Armstrong
• Billy Armstrong
• Billy Armstrong (actor)
• Duff Armstrong
• Markham Village, Ontario
• William "Willie" Armstrong
• William Armstrong (Canadian artist)
• William Armstrong (Christie's Will)
• William Armstrong (Tennessee politician)
• William Armstrong (Tuskegee Airman)
• William Armstrong (Virginia politician)
• William Armstrong (corn merchant)
• William Armstrong (footballer)
• William Armstrong (music critic)
• William Armstrong (rugby league)
• William Armstrong, 1st Baron Armstrong
• William Armstrong, Baron Armstrong of Sanderstead
• William Boardman Armstrong
• William Drayton Armstrong
• William Goodfellow Armstrong
• William H. Armstrong
• William H. Armstrong (Wisconsin politician)
• William Hepburn Armstrong
• William James Armstrong
• William L. Armstrong
• William Nevins Armstrong
• William Park Armstrong
• William T. Armstrong
• William W. Armstrong (journalist)
• William W. Armstrong (politician)
• William Ward Armstrong