Grand Prince Hoean
| Yi Panggan | |
|---|---|
| Prince Hoean of Joseon (회안군) Grand Prince Hoean of Joseon (회안대군) | |
| Duke Mahan of Joseon 마한공 | |
| Born | Yi Panggan (이방간) 2 July 1364 Gwiju-dong, Hamheung, Hamgyong Province, Goryeo |
| Died | 10 April 1421 (aged 56) Jeonju, North Jeolla Province, Joseon |
| Burial | |
| Spouse | Internal Princess Consort Min Internal Princess Consort Hwang Princess Consort Kŭmnŭng |
| Issue | Prince Uiryeong Prince Ch'angnyŏng Princess Sŏnghye Princess Sinhye Princess Yanghye Prince Kŭmsŏng Prince Kŭmsan |
| House | House of Yi |
| Father | Taejo of Joseon |
| Mother | Queen Sinui of the Anbyeon Han clan |
| Religion | Confucianism |
Grand Prince Hoean (Korean: 회안대군; 2 July 1364 – 10 April 1421), personal name Yi Panggan (이방간), was royal prince during the early Joseon Dynasty. He was the fourth son of King Taejo and Queen Sinui.