The decision had repercussions across the global financial system, while imprinting Janet Yellen's personal stamp on US monetary policy after nearly two years as Fed chair spent plotting to reverse course from the easy-money stance bequeathed by predecessor Ben Bernanke.
The Hong Kong Monetary Authority said Thursday it had adjusted its base rate upwards by 25 points to 0.75 percent.
Hong Kong has maintained a decades old peg with the US dollar, which keeps Hong Kong at the mercy of Fed policymakers.
The city's dollar was linked to the greenback in 1983 in a bid to prevent a sell-off as it wobbled over fears about China's reunification talks with Britain.
The Fed raised its benchmark federal funds rate, locked near zero since the financial crisis, by a quarter point to 0.25-0.50 per cent, saying the world's biggest economy is growing solidly and should accelerate next year to a respectable 2.4 per cent pace.