Yanghwajin Foreign Missionary Cemetery, also known as the Hapjeong-dong (합정동) International Cemetery, is a cemetery overlooking the Han River in the district of Mapo District, Seoul, South Korea. Designated in 1890 as a site for foreign missionaries by King Gojong, the site is currently open to the public from 9:00 am to 6:00 pm and is located next to Jeoldusan Martyr's Shrine. It is estimated that approximately 30,000 Koreans and 500 foreign nationals visit every year.

Hapjeong-dong is a dong, neighbourhood of the Mapo-gu district in Seoul, South Korea.