He had one brother, TAIRA no Chikamune, and sisters TAIRA no Tokiko (Kiyomori's wife), TAIRA no Shigeko (Kenshunmonin), Reizei no Tsubone (a court lady for Kenshunmonin), Kiyoko (Munemori's wife), Bomon-dono (Shigemori's wife; she may have been Koremori's mother), wife of FUJIWARA no Chikataka (mother of gon shosozu (Junior lesser prelate), Zenshin), and Sochi no Tsubone (court lady for Kenreimonin); his wife was FUJIWARA no Muneko; and, he had sons, TAIRA no Tokizane, TAIRA no Tokiie, Tokimune, and Tokisada, and daughters, Noriko (later, tenji (a maid of honor of the first rank) to the Emperor Gotoba), MINAMOTO no Yoshitsune's concubine, and Tadachika NAKAYAMA's wife.
兄弟に平親宗、姉妹に平時子（清盛の室）・平滋子（建春門院）・冷泉局（建春門院女房）・清子（宗盛の室）・坊門殿（重盛の室、維盛母の可能性あり）・藤原親隆の室（権少僧都・全真の母）・帥局（建礼門院女房）、室に藤原領子（むねこ）、子に平時実、平時家、時宗、時定、宣子（後鳥羽天皇の典侍）、源義経の側室、中山忠親の室らがいる。