Joseph Armstrong may refer to:
Joseph Armstrong (engineer) (1816–1877), locomotive engineer from Britain Joseph G. Armstrong (1867–1931), American politician, mayor of Pittsburgh Joseph L. Armstrong, American academic Joseph Armstrong (footballer) (1892–1966), English footballer Joseph Elijah Armstrong (1866–1931), Canadian politician Joey Armstrong, the former drummer of the American punk rock band SWMRS Joseph Hunter Armstrong (born 2001), American swimmer and 2020 Olympic gold medalist
See also Joe Armstrong (disambiguation) Joey Carbstrong (born 1988), animal rights activist