| Lady Cheonchu 천추전부인 | |
| Succession: | Princess of Goryeo |
| Reign: | ?–? |
| Successor: | Lady Bohwa[1] |
| Regent: | Wang So, King Gwangjong |
| Reg-Type: | Monarch |
| Father: | Gwangjong of Goryeo |
| Mother: | Queen Daemok |
| Spouse: | Prince Cheonchu; first cousin |
| Birth Name: | Wang Ah-ji / Wang Aji[2] |
| Birth Place: | Goryeo |
| House: | House of Wang (by birth and marriage) |
| Religion: | Buddhism |
Lady Cheonchujeon of the Gaeseong Wang clan (;), personal name Wang Aji, was a Goryeo Royal Princess as the third child and oldest daughter of King Gwangjong and Queen Daemok who married her first cousin, Prince Cheonchu.[3]