NUS may refer to:
- Nu Skin Enterprises
- Neglected and Underutilized Species, or Neglected and Underutilized Crops
- National Union of Students (Australia)
- National Union of Students (Canada) (disbanded)
- National Union of Students (United Kingdom)
- National Union of Seamen
- National University of Samoa
- National University of Singapore
- Nintendo Ultra 64 (Sixty Four), the original name and official product codename of the Nintendo 64.
- Norrland's University Hospital Umeå, Sweden
- Nuussuaq Heliport (IATA airport code), in Nuussuaq, Greenland