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This is a list of flags used in South Korea , from 1945 to the present.
| Flag | Date | Use | Description |
|---|---|---|---|
 | 15 August 1948 –14 October 1949 | Civil and state flag and ensign of the First Republic of South Korea. | This flag was designed by the first National Assembly. |
 | 15 October 1949 –20 February 1984 | Civil and state flag and ensign of the First, Second, Third, Fourth and the Fifth Republic of South Korea. | This flag was standardized by the National Flag Correction Committee, and announced by the Ministry of Education and Culture in October 1949. The exact colors were not specified. [1] [2] |
 | 21 February 1984 –14 October 1997 | Civil and state flag and ensign of the Fifth and Sixth Republic of South Korea. | In February 1984, with the enactment of regulations on the South Korean flag, the South Korean government re-designated the colors. The exact color was not specified. |
 | 15 October 1997 –29 May 2011 | Civil and state flag and ensign of the Sixth Republic of South Korea. | In October 1997, the South Korean government officially specified the exact colors to be used on the flag via presidential decree. |
 | 30 May 2011 –present | Civil and state flag and ensign of South Korea. | In May 2011, the South Korean government re-specified the colors. |
| Flag | Date | Use | Description |
|---|---|---|---|
 | 1967–present (design update in 2020) | Presidential Standard | Two phoenixes over a golden Hibiscus syriacus |
 | 2022–2025 | Flag of the Presidential Office | Insignia of the Presidential Office with wordmark in Korean 대한민국 대통령실 ("Presidential Office of the Republic of Korea") |
 | 2025–present | Flag of the Presidential Office | Insignia of the Presidential Office with wordmark in Korean 대한민국 대통령실 ("Presidential Office of the Republic of Korea"), with old Blue House insignia |
 | 1988–present | Standard of the prime minister | Golden Hibiscus syriacus inlaid in white symbolic Hibiscus syriacus insignia |
 | 1949 (original) – 1988 (design update) – March 2016 | Flag of the national government | Symbolic Hibiscus syriacus insignia, inlaid with the word 정부 ("Government"). |
 | March 2016 –present | Flag of the national government | Symbolic Taeguk insignia, with wordmark 대한민국정부 ("Government of the Republic of Korea"). |
 | 2005–present | Flag of the South Korean national police agency | Insignia of the South Korean National Police, with the words 경찰청 ("Police Agency") |
 | 2005–present | Flag of the South Korean coast guard | Insignia of the South Korean coast guard, with the words 해양경찰청 ("Maritime Police Agency") |
 | 2004–present | Flag of the South Korean Supreme Prosecutors' Office | Insignia of the Supreme Prosecutors' Office, with the words 검찰 / "Prosecution Service" |
 | 2022–present | Flag of the Corruption Investigation Office for High-ranking Officials | Insignia of the Corruption Investigation Office for High-ranking Officials, with the words 고위공직자범죄수사처 ("Corruption Investigation Office for High-ranking Officials") |
 | ?–2018 | Flag of the National Election Commission | Symbolic Hibiscus syriacus insignia, inlaid with the character 選 |
 | 2018–present | Flag of the National Election Commission | Symbolic Hibiscus syriacus insignia, inlaid with word 선거 |
 | 1998–present | Flag of the Board of Audit and Inspection | Insignia of the Board of Audit and Inspection with the word 감사원 |
 | 2001–present | Flag of the National Human Rights Commission | Insignia of the NHRCK with the word 국가인권위원회 |
 | 1949–2016 | Flag of the Committee for the Five Northern Korean Provinces | White flag with a Hibiscus syriacus superimposed by a blue north pointer |
 | 2016–present | Flag of the Committee for the Five Northern Korean Provinces | Symbolic Taeguk insignia, with grey words 이북5도위원회 ("Committee for the Five Northern [Korean] Provinces") |
| Flag | Date | Use | Description |
|---|---|---|---|
 | 1948–present |  Flag of the Armed Forces | Insignia of the armed forces on a red field. |
 | ?–present | Flag of the Minister of National Defense | Insignia of the armed forces and four stars on a red field. |
 | ?–present | Flag of the Vice Minister of National Defense | Insignia of the armed forces and four stars on a blue field. |
 | ?–present | Flag of the Joint Chiefs of Staff | Crimson flag with the insignia of the JCS and the words 합동참모본부. |
 | ?–present | Flag of the Chairman of the Joint Chiefs of Staff | Insignia of the Chairman of the Joint Chiefs of Staff on a crimson field. |
 | 1946–present | Flag of the Army | Insignia of the army on a field parted per fess; above is white, below is blue. |
 | ?–present | Flag of the Chief of Staff of the Army | Insignia of the Chief of Staff and four stars on a red field. |
 | ?–present | Flag of the Daejang | Four stars and a Hibiscus syriacus on a red field. |
 | ?–present | Flag of the Jungjang | Three stars and a Hibiscus syriacus on a red field. |
 | ?–present | Flag of the Sojang | Two stars and a Hibiscus syriacus on a red field. |
 | ?–present | Flag of the Junjang | A star and a Hibiscus syriacus on a red field. |
 | 1955–present | Naval ensign, navy flag, and naval jack | Taegeuk on crossed anchors in a white canton on a blue field |
 | ?–present | Flag of the Chief of Naval Operations | Insignia of the Chief of Naval Operations and four stars on a blue field |
 | ?–present | Flag of the Daejang | Four stars and a Hibiscus syriacus on a blue field. |
 | ?–present | Flag of the Jungjang | Three stars and a Hibiscus syriacus on a blue field. |
 | ?–present | Flag of the Sojang | Two stars and a Hibiscus syriacus on a blue field. |
 | ?–present | Flag of the Junjang | A star and a Hibiscus syriacus on a blue field. |
 | 1952–present | Flag of the Marine Corps | The similarity with the flag of the United States Marine Corps shows the strong influence of the United States since the creation of South Korean armed forces. |
 | ?–present | Flag of the Commandant of the Marine Corps | Three stars above the insignia of the Marine Corps on a red field. |
| | ?–present | Flag of the Jungjang | Three stars and a Hibiscus syriacus on a red field. |
| | ?–present | Flag of the Sojang | Two stars and a Hibiscus syriacus on a red field. |
| | ?–present | Flag of the Junjang | A star and a Hibiscus syriacus on a red field. |
 | 1952–present | Flag of the Air Force | Insignia of the air force on a sky blue field. |
 | ?–present | Flag of the Chief of Staff of the Air Force | Insignia of the Chief of Staff and four stars on a sky blue field. |
 | ?–present | Flag of the Daejang | Four stars and a Hibiscus syriacus on a sky blue field. |
 | ?–present | Flag of the Jungjang | Three stars and a Hibiscus syriacus on a sky blue field. |
 | ?–present | Flag of the Sojang | Two stars and a Hibiscus syriacus on a sky blue field. |
 | ?–present | Flag of the Junjang | A star and a Hibiscus syriacus on a sky blue field. |
 | 1968–present | Flag of the Republic of Korea Reserve Forces | Insignia of the Reserve Forces on a blue field. |
| Flag | Date | Use | Description |
|---|---|---|---|
 | 1948–2014 | Flag of the National Assembly | |
 | 2014–present | Flag of the National Assembly | |
 | 1991–2014 | Flag of regional councils | |
 | 2014–present | Flag of regional councils |
| Flag | Date | Use | Description |
|---|---|---|---|
 | 1978–present | Flag of South Korean courts | Dark blue flag with the emblem of South Korean courts in the middle. |
 | 1988–2017 | Flag of the Constitutional Court of Korea | Dark blue flag with the emblem of the Constitutional Court of Korea in the middle |
 | 2017–present | Flag of the Constitutional Court of Korea | Dark blue flag with the emblem of the Constitutional Court of Korea in the middle |
As the South Korean government claims the territory of North Korea as its own, provincial flags also exist for the North Korean provinces that are claimed by South Korea. The following are flags of the five Korean provinces located entirely north of the Military Demarcation Line as according to the South Korean government, as it formally claims to be the sole legitimate government of the entire Korean Peninsula.
| Flag | Name | Geocode | Description |
|---|---|---|---|
 | North Hamgyeong Province | - (KP-09) | Flag with the emblem depicting Mount Baekdu and surrounded by Hibiscus syriacus |
 | South Hamgyeong Province | - (KP-08) | White symbolic Hibiscus syriacus insignia, inlaid with the word 함남 (abbreviation for South Hamgyeong Province) |
 | Hwanghae Province | - (KP-05 and KP-06) | White symbolic Hibiscus syriacus insignia, inlaid with the character 黄. |
 | North Pyeongan Province | - (KP-03) | Symbolic Taeguk insignia, with the word 평안북도 ("North Pyeongan Province") |
 | South Pyeongan Province | - (KP-02) | A cogwheel with a delta symbol representing north. |
| Flag | Date | Use | Description |
|---|---|---|---|
 | 1946–1996 | Old flag of Seoul | The circle in the center of the emblem represents a street[ clarification needed ] and the octagonal symbol stands for the eight mountains surrounding Seoul. |
 | 1962–1995 | Old flag of Busan | |
 | 1995–2023 | ||
 | 1977–1996 | Old flag of Daegu | The emblem is designed during the Japanese rule. |
 | 1996–2001 | ||
 | 2001 | ||
 | 1972–1995 | Old flag of Daejeon | Before upgraded to a municipality in 1989, Daejeon was a city under the South Chungcheong Province's management. |
 | 1977–1996 | Old flag of Incheon | |
 | 1986–1988 | Old flag of Gwangju | |
 | 1988–2000 | ||
 | 1969–1998 | Old flag of North Chungcheong Province | |
 | 1998–2023 | ||
 | 1962–1998 | Old flag of South Chungcheong Province | |
 | 1998–2012 | ||
 | 1970–1997 | Old flag of Gangwon Province | |
 | 1997–2023 | ||
 | 1967–1996 | Old flag of Gyeonggi Province | |
 | 1996–2006 | ||
 | 2006–2021 | ||
 | 1966–1997 | Old flag of North Gyeongsang Province | |
 | 1974–1999 | Old flag of South Gyeongsang Province | |
 | 1974–1999 | Old flag of South Gyeongsang Province (1987 version) | |
 | 1969–1987 | Old flag of North Jeolla Province | |
 | 1987–1991 | ||
 | 1991–1997 | ||
 | 1997–2009 | ||
 | 2009–2024 | ||
 | 1969–2000 | Old flag of South Jeolla Province | |
 | 2000–2016 | ||
 | 1969–2009 | Old flag of Jeju Province | |
 | 1949–2019 | Old flag of North Pyeongan Province, claimed by South Korea |
