| Queen Hyosa 효사왕후 | |
| Succession: | Princess of Goryeo |
| Predecessor: | Princess Gyeongsuk |
| Successor: | Princess Hyogyeong |
| Regent: | Wang Sun, King Hyeonjong |
| Reg-Type: | Monarch |
| Father: | Hyeonjong of Goryeo |
| Mother: | Queen Wonhye of the Ansan Kim clan |
| Spouse: | Deokjong of Goryeo |
| Birth Date: | 1022 |
| Birth Place: | Goryeo |
| Posthumous Name: | Hyosa (효사, 孝思; "Filial and Thoughtful") |
| House: | [1] |
| Religion: | Buddhism |
Queen Hyosa of the Ansan Kim clan (; 1022–?) was a Goryeo princess as the daughter of King Hyeonjong and Queen Wonhye,[2] also the full younger sister of King Munjong and King Jeonggan[3] who became the third wife of her half brother, King Deokjong.[4] Since they were once came from the same clan, Queen Hyosa became one of the Goryeo queens who followed their maternal clan.[5]