RYK or Ryk may refer to:
- Related to receptor tyrosine kinase, a mammalian gene, and Ryk, the protein it encodes
- Rahim Yar Khan, a city in Punjab, Pakistan
- Rajiv Yuva Kiranalu, an employment programme in Andhra Pradesh, India
- Shaikh Zayed International Airport (IATA: RYK), in Rahim Yar Khan, Pakistan
- The Afrikaans and Frisian equivalent of the German word reich
People with the given name
edit- Rick Jurthe (born 1989), known as Ryk, German singer-songwriter
- Ryk E. Spoor, American science fiction author
- Ryk Neethling (born 1977), South African swimmer
- Ryk Tulbagh (1699–1771), governor of the Dutch Cape Colony
- Ryk van Schoor (1921–2009), South African rugby player
People with the last name
edit- Kiera Van Ryk (born 1999), Canadian volleyball player