Genesys may refer to:

• Genesys (video game), an educational video game released in 2000
• Genesys (RPG), a RPG released by Fantasy Flight Games in 2017
• Genesys (company), a customer experience and contact center technology company
• Genesys Wealth Advisers or Avanti Racing Team, an Australian UCI Continental cycling team
• Genesys (website), a portal to information about plant genetic resources for food and agriculture

• Notasteron
• Nota (Telugu film)
• Notational
• Notational abbreviation
• Notation for integration
• Notation (music)
• Notations for differentiation
• Notation software
• Notator Logic
• Not-a-virus
• Not-a-virus:Keygen
• Not Bannon
• Not Bannon discography
• Not Bannon production discography
• Notbek, Vladimir von
• Not Born to Be Gladiators
• Not breathing
• Not Butter
• Not Butter (song)
• Not by Chance
• Not by Chance (album)
• Not by Chance (disambiguation)
• NOTCH2NL
• Notch 8
• Notch-beaked milkwort