1st Marine Division (South Korea)
| 1st Marine Infantry Division | |
|---|---|
1st Marine Infantry Division insignia | |
| Active | 15 January 1955 – present (70 years, 5 months) |
| Country | South Korea |
| Branch | Republic of Korea Marine Corps |
| Type | Infantry Division |
| Size | Division |
| Part of | ROK Marine Corps Headquarters |
| Garrison/HQ | Pohang, North Gyeongsang Province |
| Nickname(s) | Haeryong (Sea Dragon) |
The 1st Marine Infantry Division (Korean: 제1해병사단; Hanja: 第1海兵師團), also known as Sea Dragon Division (Korean: 해룡부대; Hanja: 海龍部隊), is an infantry division of the Republic of Korea Marine Corps.