Namdaemun (Korean for "South Grand Gate") is a historic gate in Seoul, South Korea, officially known as Sungnyemun.
Namdaemun may also refer to:
Gates Namdaemun (Kaesong), a historic gate in Kaesong, North Korea
Other Namdaemun Market, one of the oldest and largest traditional outdoor markets in South Korea, which is located very near the Namdaemun Gate Namdaemun Market station, an alternate name for Hoehyeon station, a subway station near Namdaemun Market in Seoul, South Korea Namdaemun Station, the first Seoul railway station Namdaemunno, a major thoroughfare in central Seoul, South Korea