:Haya

• Haya (dinosaur), a genus of basal ornithopod dinosaur that lived during the Late Cretaceous from Mongolia
• Haya (plant), a genus of plants in the family Caryophyllaceae
• Haya de Herguijuela (Spanish: beech of Herguijela), a solitary specimen of European beech growing near the town of Herguijuela de la Sierra, Spain
• Fagus mexicana, or haya, a species of beech
• Myrica faya, or haya, a species of Myrica

• Chaya (Hebrew given name):
• Haya Harareet (1931–2021), Israeli actress
• Haya Kaspi, Israeli mathematician
• Haya bint Hussein (born 1974), former wife of Sheikh Mohammed bin Rashid Al Maktoum ruler of Dubai and daughter of King Hussein of Jordan
• Haya bint Saad Al Sudairi (1913–2003), wife of Ibn Saud, founder of Saudi Arabia
• Víctor Raúl Haya de la Torre (1895–1979), Peruvian politician
• William II de Haya (12th century), a Norman knight who is considered to be the progenitor of the Scottish Clan Hay

• Hidaj, also written as Hayā, a city in Iran
• M'Haya, Meknès Prefecture, Fès-Meknès, Morocco
• Haya River (Kanagawa), a river in Kanagawa, Japan
• Hayya, Sudan (also Haya), a village in Sudan

• Haya (god), in ancient Mesopotamian religion
• Haya (Islam), an Islamic term for modesty
• La Haya, Spanish name for The Hague, in particular seen in references to Hague Conventions
• Haya Party ({{langx|ar|حزب الحياة|links=no}}; Life Party), an Egyptian political party
• Haya people, people of the (Haya Tribe), indigenous people of Western Lake Victoria in Tanzania
• Haya language, the language of the Haya people
• Haya Station, a railway station in Tanabe, Wakayama Prefecture, Japan
• Hay'a tradition, in Islamic astronomy

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