Princess Deokon
| Princess Deokon 덕온공주 | |
|---|---|
| Born | 1822 Joseon | 
| Died | 1844 (aged 21-22) Joseon | 
| Spouse | Yun Ui-seon, Prince Consort Namnyeong  (m. 1837–1844) | 
| Issue | 
 | 
| House | Jeonju Yi (by birth) Haepyeong Yun (by marriage) | 
| Father | Sunjo of Joseon | 
| Mother | Queen Sunwon of the Andong Kim clan | 
Princess Deokon (Korean: 덕온공주; Hanja: 德溫公主; 1822–1844) was the youngest daughter of Sunjo of Joseon and Queen Sunwon of the Andong Kim clan. She was the last Princess of Korea born to a King and Queen.