Yŏn Namsaeng
| Yŏn Namsaeng | |
| Hangul | 연남생 |
|---|---|
| Hanja | 淵男生 |
| RR | Yeon Namsaeng |
| MR | Yŏn Namsaeng |
Yŏn Namsaeng (Korean: 연남생; Hanja: 淵男生; 634–679) was the eldest son of the Goguryeo Dae Mangniji (대막리지, 大莫離支; highest-ranking official or dictator; "prime minister") Yŏn Kaesomun (603? – 665). In 665, Yŏn Namsaeng succeeded his father and became the 2nd Tae Mangniji of Goguryeo.