Kwalejin, Prempeh makarantar kwana ce ta jama'a ga yara maza da ke Kumasi, babban birnin yankin Ashanti, Ghana. An kafa makarantar a cikin 1949 ta ikon gargajiya na Asanteman, Gwamnatin Mulkin Mallaka ta Burtaniya, Cocin Methodist Ghana da Cocin Presbyterian na Ghana.[1] Sunan makarantar ne bayan Sarkin Ashanti, (Asantehene) Sir Osei Tutu Agyeman Prempeh II, wanda ya ba da kyautar filin da aka gina makarantar.[2] kuma an tsara shi akan Kwalejin Eton a Ingila.[3] Makarantar ta sami digiri na farko a Jami'ar Kimiyya da Fasaha ta Kwame Nkrumah a 2004 tare da dalibai 441[4] da kuma a 2012, tare da dalibai 296 daga kwalejin, kuma ana daukar su daya daga cikin mafi kyawun makarantun sakandare a Ghana.[5][6][7] Makarantar ta lashe Gasar Robotics ta Kasa sau biyar a tsakanin 2013 da 2021. A shekarar 2016 Kwalejin Prempeh ta lashe lambar yabo ta Toyota Innovation Award a gasar cin kofin duniya ta Robofest na duniya da aka gudanar a Michigan, Amurka.[8]