The term "gomonyo" referred to those who, among the Seiwa-Genji (Minamoto clan), were treated as a family of Kamakura-dono (Lord of Kamakura) in the Kamakura bakufu (Japanese feudal government headed by a shogun).
御門葉とは清和源氏の一門のうち鎌倉幕府において鎌倉殿の一門としての処遇を受けた者をいう。