Hya

Hya or HYA may refer to:

• Hya language
• 3-Hydroxyaspartic acid
• Barnstable Municipal Airport, in Massachusetts, United States
• Hungarian Yachting Association
• Hyampolis, a city in Phocis, Ancient Greece
• Hydra (constellation)
• Ia of Cornwall, 5th- or 6th-century Christian martyr

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