Hitotsubashi Nariatsu (一橋 斉敦, 1780–1816), was the third head of the Hitotsubashi branch of the Tokugawa family in Japan. The younger brother of Tokugawa Ienari, the eleventh shōgun, he succeeded the Hitotsubashi family in 1791.
His childhood name was Konosuke (好之助).
Family
Father: Tokugawa Harusada (1751-1827)
Mother: Otomi no Kata (d.1817)
Wife: Ichijo Yasuko
Concubines:
Nojiri-dono
Higuchi-dono
Children:
Katsuchiyo
Tokugawa Narinori (1803-1830) by Nojiri
Nobunosuke
Rikihime married Arima Yorinori
Tsunehime (1805-1858) married Shimazu Nariakira
Kikuhime married Okudaira Nobumasa by Higuchi