According to the research held in 2015, the number of Hampyeong Mo clan was 20644.
Their founder was Mo Gyeong [ja] who was from Hongnong Commandery (弘農郡; south of present-day Lingbao City, Henan), China.
Hampyeong Mo clan worked as minister of civil service affairs (吏部尚書, Hubu Shangshu) and Four-star rank.
When Yi Cha-gyŏm revolted, Hampyeong Mo clan was dispatched to put down the rebellion.
Hampyeong Mo clan was awarded Gongsin (Hanja: 功臣), and he was naturalized in Goryeo.