HMS Forth
Several warships of the British Royal Navy were named HMS Forth after the River Forth in Scotland
- HMS Forth (1813) was a fifth class warship of the Endymion -class frigate with 40 guns, launched in 1813 and scrapped in 1819.
- HMS Forth (1833) was a fifth class warship classified frigate with 44 guns and 1,792 tons displacement, which was launched in 1833 and later converted into a screw-propelled mortar ship (bombarde) . In 1869 it was given the new name Jupiter and served as a coal depot; in 1883 it was retired.
- HMS Forth was (1886), a protected cruiser the Mersey class, which in 1886 was launched, converted into a depot ship 1904 and scrapped 1921st
- HMS Forth (A187) was a submarine depot ship launched in 1938 and scrapped in 1985.
- HMS Forth (P222) is a River- class ocean-going patrol ship launched in 2016 and is currently (March 2017) in the equipping phase.