Are you overpaying your bank? Conversion rates Guyanaese Dollar / US Dollar1 GYD0.00478 USD5 GYD0.02391 USD10 GYD0.04782 USD20 GYD0.09564 USD20 Guyanaese Dollar to US Dollar Exchange Rate. Convert GYD/USD wise.com › us › currency-converter › gyd-to-usd-rate