Gusii From Wikipedia the free encyclopedia Look up Gusii in Wiktionary, the free dictionary. Gusii or Kisii may refer to: Gusii people, a tribal people of Kenya Gusii language, their Bantu language See also[edit] Kisii (disambiguation) Topics referred to by the same term This disambiguation page lists articles associated with the title Gusii.If an internal link led you here, you may wish to change the link to point directly to the intended article.