NIU or Niu as a name can refer to: Northern Illinois University (DeKalb, Illinois, United States) Northland International University (Dunbar, Wisconsin, United States) National Intelligence University (Bethesda, Maryland, United States) National Ilan University (Yilan City, Yilan County, Taiwan) Niue (ISO country code) Niu (surname), Chinese surname Network Interface Unit (telecommunications); see Network Interface Device (NID) Niu Technologies, an electric scooter company headquartered in Changzhou, China Niu Sale (born 1959), American football player David Niu, Australian-American rugby league footballer and coach Coconut, niu is the Hawaiian word