Nars or NARS may refer to: Karl Nars (1874–1952), Finnish industrialist Natural Area Reserves System such as the Natural Area Reserves System Hawaii North Atlantic Radio System, a troposcatter communications system for the air defence of NATO's North-Eastern flank NARS Cosmetics NARS (gene) (Asparaginyl-tRNA synthetase, cytoplasmic), an enzyme in humans Nested Arrays Research System, an extension of the APL programming language such as NARS2000 See also Nar (disambiguation)