HMS Caledon was built by Cammell Laird and was launched 25th November 1916. She joined the 6th Light Cruiser Squadron of The Grand Fleet in March 1917 and was then Flagship, 1st Light Cruiser Squadron under the command of Commodore Cowan. On 17th November 1917, she took part in the action at The Battle of Heligoland Bight against German outposts. She was hit by a 12-inch shell. Sent to the Baltic in February 1919 as the flagship of the 2nd Light Cruiser Squadron she then joined the Atlantic fleet form April 1919 to August 1921; when she was relieved by HMS Curacoa. In August 1921 at Chatham she was reccomissioned for the 2nd Light Cruiser Squadron, and in 1922 served in the Irish Patrols, but detached to the Mediterranean in September 1922, then to Memel in January 1923, during the rebellion in Lithuania. In February 1923, in Cuxhaven, she collided with a German pilot boat.
She collided with an Italian vessel, SS Antares, on January 13th 1928.
During World War II, she served in the Home Fleet in 1939, moving to the Mediterranean fleet in 1940. HMS Caledon then served in the Red Sea from 1940-41 and the East Indies and Eastern fleet in 1942. Caledon was converted to an anti-aircraft vessel by 1943 and went on to serve in the Mediterranean fleet from 1944-45 eventually being scrapped in Dover in February 1948.
