Joseph Hunter Armstrong (akaberekwa musi wa24 Ndira 2001) mutambi wekushambira wekuAmerica. Mumitambo yeOlympics ya2020, akahwina menduru yegoridhe mumakwikwi e4x100 metres medley relay
, achishambira kumusana mumatanho okutanga, uye akapedza ari wechipfumbamwe mumakwikwi emamita 100 kumashure.