Gishūmon-in no Tango

was a waka poet and Japanese noblewoman active in the late Heian period and early Kamakura period. Her work appears in a large number of imperial poetry collections, including Shingoshūi Wakashū, Senzai Wakashū, Shokugosen Wakashū, Gyokuyō Wakashū, Shinsenzai Wakashū, Shinchokusen Wakashū, and others. She is designated as a member of the . She is also known as .

Gishūmon'in no Tango competed in a poetry competition held in 1204 judged by Fujiwara no Teika, in which she paired opposite the male poet Fujiwara no Tadayoshi; she defeated him in two rounds and tied in a third. She took Buddhist vows as a nun in 1201 but continued writing poetry until at least 1208.