HMS Falmouth was a 50-gun fourth rate ship of the line built for the Royal Navy during the 1750s.

She participated in the Seven Years' War and was badly damaged during the Battle of Manila in 1762 and was abandoned as unseaworthy in the East Indies in 1765.

[2] Falmouth was the fourth ship in the Royal Navy to be named after the eponymous port.

She was laid down on 22 August 1746 at Woolwich Dockyard under the direction of Master Shipwright Thomas Fellowes, and was launched on 7 December 1752.

Falmouth Commissioned two weeks later and cost £19,974 to build[4] In service during the Seven Years' War against France, Falmouth was at sea off the English coast in February 1758 when she encountered and captured a French merchantman laden with sugar, indigo and coffee.