KYS or Kys may refer to:
- Kys (Caria), a town of ancient Caria
- Kolej Yayasan Saad, a school in Malaysia
- Kuopio University Hospital
- Kys, a novel by Tatyana Tolstaya
- Krantikari Yuva Sangathan, a student organization in New Delhi, India
KYS or Kys may refer to: