Gu Sa-maeng
| Gu Sa-maeng 구사맹 | |
|---|---|
| Internal Prince Neungan (능안부원군; 綾安府院君) | |
| Born | Gu Sa-maeng (구사맹) 1531 Joseon | 
| Died | 1626 (aged 94-95) Woo Temple, Songhyeon Village, Hanseong, Joseon | 
| Burial | Geumgok-dong, Namyangju, Gyeonggi Province, South Korea | 
| Spouse | 
 | 
| Issue | 4 sons and 6 daughters, including Queen Inheon | 
| House | Neungseong Gu clan | 
| Father | Gu Sun | 
| Mother | Lady Yi of the Jeonju Yi clan | 
| Korean name | |
| Hangul | 구사맹 | 
| Hanja | 具思孟 | 
| RR | Gu Samaeng | 
| MR | Ku Samaeng | 
| Art name | |
| Hangul | 팔곡 | 
| Hanja | 八谷 | 
| RR | Palgok | 
| MR | P'algok | 
| Courtesy name | |
| Hangul | 경시 | 
| Hanja | 景時 | 
| RR | Gyeongsi | 
| MR | Kyŏngsi | 
| Posthumous name | |
| Hangul | 문의 | 
| Hanja | 文懿 | 
| RR | Munui | 
| MR | Munŭi | 
Gu Sa-maeng (Korean: 구사맹; Hanja: 具思孟; 1531–1622) was a 16th century Korean nobleman, military officer and minister. He was the father of Queen Inheon and the maternal grandfather of Injo of Joseon.