Gwanghwamun Station (Korean: 광화문역) is a station on the Seoul Subway Line 5 in South Korea. It is not the closest subway station to the actual gate of Gwanghwamun, which it is named after. It is located next to the U.S. Embassy in Seoul.

Seoul Subway Line 5 of the Seoul Metropolitan Subway, dubbed the purple line, is a long line crossing from west to the east across the Seoul National Capital Area, South Korea. It is one of two subway lines in Seoul to cross under the Han River, which is done at two points. The main line runs through to Hanam Geomdansan Station while the branch line from Gangdong Station terminates at Macheon Station. In 2019, Line 5 carried an annual ridership of 334 million or about 915,000 passengers per day.