Fujiwara no Chikako (藤原親子 dates unknown) was a waka poet and Japanese noblewoman active in the Kamakura period. She is designated as a member of the Thirty-Six Female Immortals of Poetry (女房三十六歌仙 Nyōbō Sanjūrokkasen?). She is also known as Go-Saga In no Chūnagon Naishi no Suke (後嵯峨院中納言典侍?) and Naishi no Suke Chikako Ason (典侍親子朝臣?).