Niya may refer to:

• Niya ruins, archaeological site in Minfeng County, Xinjiang, China
• Niya Town, seat of Minfeng County in Xinjiang, China
• Niya Kingdom, in Mesopotamia, or modern-day Syria

• Hyrin
• Hyrioidea
• Hyrkania (Conan)
• Hyrmina
• Hyrmine (Elis)
• Hyrniak
• Hyro Da Hero
• Hyrsacina
• Hyrsakina
• Hyrtakina
• Hyrtl's fissure
• Hyrtl's Fissure
• Hyrtl Skull collection
• Hyrule Warriors: Definitive Edition
• Hyrule Warriors Definitive Edition
• Hyrum C. Pope
• Hyry
• HYS Airport
• Hysan
• HY (satellite)
• Hysen Dedja
• Hysen Memolla
• HYS Enterprise
• H. Y. Sharada Prasad
• Hysia