The Attendant to Empress Kōka (皇嘉門院別当, Kōka-mon'in no Bettō; dates unknown) fl. 12th century CE, was a waka poet and Japanese noblewoman active in the Heian period. She was a daughter of Minamoto no Toshitaka (源俊隆), making her a member of the Minamoto clan, but her given name is unknown.
She was a lady of the Empress Kōkamon'in, wife of Emperor Sutoku.
Poetry
One of her poems is included in the Ogura Hyakunin Isshu:
難波江の蘆のかりねのひと夜ゆゑ 身をつくしてや恋ひわたるべき
Naniwa-e no ashi no karine no hitoyo yuemi o tsukushite ya koiwataru beki(Senzai Wakashū 13:807)