 Janet Amponsah akaberekwa musi wa 12 Kubvumbi 1993 mutambi wenhabvu wekuGhana. Akamirira nyika yake pa2013 World Championships pasina kukwanisa kuenda kuma semifinals. Akakunda menduru mumakwikwi e4 × 100 metres kumakwikwi maviri eAfrica uye pa2010 Commonwealth Games. Akasarudzwa semutakuri wemureza weGhana pamhemberero yekuvhura ye2014 Commonwealth Games uye akavhota 2015 Ghanaian Female Athlete yeGore. Akarasikirwa ne2015 World Championships muChina nekuda kwematambudziko nevisa yake yekupinda. Mumitambo yeOlympics ya2016, akakwikwidza mumakwikwi emamita mazana maviri.uye 4 × 100 m relay zviitiko. 