HMS Diadem

Five ships of the Royal Navy have borne the name HMS Diadem, after the diadem, a type of crown:


 * HMS Diadem (1782) was a 64-gun third rate ship of the line launched in 1782. She became a troopship in 1798 and was broken up in 1832.
 * HMS Diadem (1801) was a 14-gun sloop purchased in 1801. She was renamed HMS Falcon in 1802 and was sold in 1816.
 * HMS Diadem (1856) was a wooden screw frigate launched in 1856 and sold in 1875.
 * HMS Diadem (1896) was a Diadem class protected cruiser, launched in 1896 and sold in 1921.
 * HMS Diadem (84) was a Dido-class light cruiser launched in 1942. She was sold to the Pakistani Navy in 1956, and renamed Babur in 1957 and Jahangir in 1982.  She was removed from service in 1985.