FUJIWARA no Morosuke, FUJIWARA no Morouji, and FUJIWARA no Morotada, whose mother was MINAMOTO no Shoshi, a daughter of MINAMOTO no Yoshiari, were Saneyori's half-brothers.
源能有の女源昭子を母とする藤原師輔・藤原師氏・藤原師尹らは異母弟にあたる。