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Gya (disambiguation)

Gya or GYA may refer to:

  • Gya, symbol for gigayears ago, a unit of time equal to one billion (short-scale, i.e. 1,000,000,000) years before present.
  • Gya, symbol for the gray, a unit of radiation exposure, equal to 100 roentgen
  • Gya, Ladakh, a village in India
  • Global Young Academy, an association of early-career scientists
  • Guayaramerín Airport, an airport in Bolivia
  • Gulf Yachting Association, a boating organization on the United States coast along the Gulf of Mexico