Rubuta ci gaba don wannan sakin layi - A watan Yunin 2021, ta cancanci wakiltar Kanada a Wasannin Olympics na bazara na 2020 a Tokyo. Mac Neil da farko ya yi gasa a matsayin wani ɓangare na ƙungiyar Kanada don relay 4 × 100 m freestyle, ya maye gurbin Ruck don wasan karshe na taron kuma ya yi iyo na 53.47 na biyu don taimakawa wajen karɓar lambar azurfa, lambar yabo ta farko ta Mac Neil. Kashegari, Mac Neil ya yi gasa a wasan karshe na mita 100 na malam buɗe ido
ya lashe lambar zinare da tazarar sakan 0.05 a kan Zhang Yufei na kasar Sin, inda ya kafa sabon tarihin kansa da na Amurka na 55.59. Ita ce 'yar wasan Kanada ta farko da ta lashe lambar zinare a wasannin Tokyo na 2020. Mac Neil tana sanye da tabarau kuma ba ta da lambobin sadarwa ko tabarau, saboda haka ba za ta iya ganin sakamakon ta nan da nan ba kuma ta ɗauki secondsan daƙiƙu kaɗan don mai da hankali kan allon sakamakon don fahimtar cewa ta ci zinare. Kyamarori sun mai da hankali kan yadda ta yi birgima a allon sakamakon kuma ta ce bayan haka "Ina kawai kokarin yin birgima da ganin inda na zo. Na ji ana kiran sunana don haka na san cewa na yi wani abu mai kyau". Taron karshe na Mac Neil shine 4 × 100 m medley relay, inda ta sanya lokaci na 55.27 a lokacinta na relay kuma tawagar Kanada ta lashe lambar tagulla, ta uku na Mac Neil na wasannin Olympics.