The QF 4.7-inch is a naval gun developed in the early 20th century, primarily used by the British Royal Navy. It was designed to fire a 4.7-inch (120 mm) shell and was notable for its quick-firing capability, allowing for rapid successive shots. This gun was commonly mounted on various classes of warships, including destroyers and cruisers, enhancing their firepower during naval engagements. Introduced in the 1900s, the QF 4.7-inch played a significant role in both World Wars. Its versatility and effectiveness made it a standard weapon for many naval vessels, contributing to the overall naval strategy of the Royal Navy during its operational period.