Michael, Mike or Mick Armstrong may refer to:
Politics Michael Armstrong (politician) (1924–1982), Northern Irish unionist politician Mike Armstrong (politician) (born 1957), American politician
Sports Michael Armstrong (hurler) (born 1990), Northern Irish hurler Mike Armstrong (baseball) (born 1954), American baseball player Michael Armstrong (boxer) (born 1968), British boxer, born Michael Morris Michael Gomez (born 1977), Manchester-Irish boxer who was born Michael Armstrong
Other Michael F. Armstrong (1932–2019), American lawyer C. Michael Armstrong (born 1938), American businessman, former chairman of AT&T Michael Armstrong (filmmaker) (born 1944), British writer, director, and cinematographer Mick Armstrong, Australian socialist activist and author Mike Armstrong, Canadian television journalist for Global National Mike Armstrong, American railfan and internet personality, known as CoasterFan2105
See also Armstrong (surname)