Alan Armstrong (disambiguation)
Alan, Allan, Allen or Alun Armstrong may refer to:
Sports
- Alun Armstrong (footballer), English footballer
- Alan Armstrong (hurler)
- Allan Armstrong (cricketer) on List of Rhodesian representative cricketers
Fictional characters
- Alan Armstrong (Spy Smasher)
- Senator Alan Armstrong on List of Stargate Universe characters
- Principal Allan Armstrong, character in Light It Up (film)