| Princess Hyohoe 효회공주 | |
| Princess Heungdeok | |
| Birth Date: | 1183 |
| Birth Place: | Goryeo |
| Death Date: | 1199 (aged about 17) |
| Death Place: | Goryeo |
| Spouse: | Wang Chun; fifth cousin once removed |
| Spouse-Type: | Husband |
| Royal House: | House of Wang (by birth and marriage) |
| Father: | Sinjong of Goryeo |
| Mother: | Queen Seonjeong |
Princess Hyohoe (; 1183–1199) or posthumously called Princess Heungdeok was a Goryeo Royal Princess as the first and oldest daughter of King Sinjong and Queen Seonjeong who was born when her father was still the Duke Pyeongnyang and was the younger sister of King Huijong.[1]
She married Wang Ch'un who was the descendant of Wang Ki, Duke Pyeongyang, the son of King Hyeonjong[2] and then given a title as Duke Hawon . However, she later died in 1199 at 17 years old.[3] Her death made her parents become very sad.[4] After her death, her husband remarried with Princess Suryeong, only daughter of King Gangjong.[5]