Yeon Nam-geon
| Yeon Nam-geon | |
| Hangul | 연남건 | 
|---|---|
| Hanja | 淵男建 | 
| RR | Yeon Namgeon | 
| MR | Yŏn Namgŏn | 
Yeon Namgeon (淵男建, 연남건) (635 ~ ?) was the second son of the Goguryeo military leader and dictator Yeon Gaesomun (Unknown-665), and third Dae Magniji of Goguryeo during the reign of Goguryeo's last ruler, King Bojang.