Andrew Armstrong (disambiguation)
Andrew Armstrong was an Irish politician.
Andrew Armstrong may also refer to:
- Andrew Armstrong (American football), American football player
- Sir Andrew Armstrong, 3rd Baronet of the Armstrong baronets
- Sir Andrew Armstrong, 5th Baronet of the Armstrong baronets
- Sir Andrew Armstrong, 6th Baronet of the Armstrong baronets
- Andrew Armstrong of DPP v Armstrong
- Andrew Marsicano Armstrong, father of American musician Billie Joe Armstrong