Grand Prince Hyoryŏng
| Yi Po 이보 | |
|---|---|
| Grand Prince Hyoryŏng | |
| Born | 29 January 1396 Hanseong, Joseon |
| Died | 22 June 1486 (aged 90) Shindong-myeon, Siheung County, Gyeonggi Province, Joseon |
| Burial | |
| Consort | Grand Princess Consort Yeseong of the Haeju Jeong clan (m.1407–d.1470) |
| Clan | Jeonju Yi clan |
| Dynasty | House of Yi |
| Father | Taejong of Joseon |
| Mother | Queen Wongyeong |
| Religion | Korean Confucianism (Neo-Confucianism), later Korean Buddhism |
| Korean name | |
| Hangul | 이보 |
| Hanja | 李補 |
| RR | I Bo |
| MR | I Po |
| Royal title | |
| Hangul | 효령대군 |
| Hanja | 孝寧大君 |
| RR | Hyoryeong daegun |
| MR | Hyoryŏng taegun |
| Art name | |
| Hangul | 연강 |
| Hanja | 蓮江 |
| RR | Yeongang |
| MR | Yŏn'gang |
| Courtesy name | |
| Hangul | 선숙 |
| Hanja | 善叔 |
| RR | Seonsuk |
| MR | Sŏnsuk |
| Posthumous name | |
| Hangul | 정효 |
| Hanja | 靖孝 |
| RR | Jeonghyo |
| MR | Chŏnghyo |
| Former name | |
| Hangul | 이호 |
| Hanja | 李祜 |
| RR | I Ho |
| MR | I Ho |
Grand Prince Hyoryŏng (Korean: 효령대군; Hanja: 孝寧大君; 29 January 1396 – 22 June 1486), personal name Yi Po (이보; 李補), was the second son of King Taejong of Joseon and his wife, Queen Wongyeong. He was the elder brother of Sejong the Great.