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Gyeongheung Eo clan (Korean: 경흥 어씨; Hanja: 慶興 魚氏) was one of the Korean clans. Their Bon-gwan was located in Kyonghung County, North Hamgyong Province. According to research in 2000, the number people within the Gyeongheung Eo clan was 542. Their founder was Eo Gye bok [ja]. He was a grandchild of Eo Seok gyu (Hanja: 魚石奎) and served as the Menxia Shilang (Hanja: 門下侍郎) in Ming dynasty. He immigrated to Kyonghung and began the Gyeongheung Eo clan.