HMS Tigris

Five ships of the Royal Navy have borne the name HMS "Tigris", after the river Tigris, in modern day Iraq. Another was planned but never completed:

*HMS|Tigris|1813|6 was a 36-gun fifth rate. She was built as HMS "Forth" but was renamed in 1812, before being launched in 1813. She was sold for breaking up in 1818.
*HMS "Tigris" was to have been a 46-gun fifth rate. She was laid down in 1822 but was cancelled in 1832.
*HMS|Tigris|1829|6 was a 10-gun survey brig launched in 1829 and sold in 1862.
*HMS|Tigris|1834|6 was an iron paddle gunboat launched in sections in 1834. She was reassembled later that year at Basra, and was lost in 1835.
*HMS|Tigris|1882|6 was a paddle vessel launched in 1882 and sold into civilian service in 1904, being renamed "Amarapoora".
*HMS|Tigris|N63|6 was a T class submarine launched in 1939 and sunk by an unknown cause in 1943.