MINAMOTO no Yoshikuni was the son of MINAMOTO no Yoshiie who was Chinju-fu shogun (commander-in-chief of the defence of the north) and the head of the Kawachi-Genji, a family line of the Seiwa-Genji (Minamoto clan originated from Emperor Seiwa).
源義国は、清和源氏の一家系　河内源氏の棟梁　鎮守府将軍源義家の子。