Dennis Royle Farquharson Cambell CB, DSC, Officer of the American Legion of Merit (13 November 1907– 6 April 2000), was a rear admiral with the Royal Navy.
|Born||13 November 1907|
|Died||6 April 2000|
|Commands Held||803 Squadron, HMS Tintagel Castle, Ark Royal IV, HMS Heron|
|Awards||Commander of the Bath,
Distinguished Service Cross, American Legion of Merit
Educated at Westminster School, he was a Special Entry Cadet from 1925 in the training ship Thunderer. From 15 September 1926, he served as a Midshipman on the HMS Repulse (Battle Cruiser Squadron Atlantic Fleet). Having been made Acting Sub Lieutenant at the start of 1929, he started Lieutenants Courses at Old Royal Naval College, and Lieutenants courses continued from 12 August 1929 at Portsmouth. As Sub Lieutenant he joined the destroyer, HMS Sesame, Atlantic Fleet, on 23 March 1930. From September 1930 to the following August he was based at RAF Leuchars, having been made Lieutenant in December 1930.
He left the course early to join No 405 FLight  (Flycatchers) in July 1931 at Hal Far (Malta) then to HMS Glorious. In November 1932 they disembarked to RAF Netheravon. The following January he joined No 401 Flight (Flycatchers) in HMS Furious which subsequently disbanded into in 801 Squadron (Flycatchers) at Netheravon. In December that year he joined the 800 squadron (Nimrods) at Netheravon and they embarked in HMS Courageous on 20 February 1934. In April 1936 he joined the twin-screw minesweeper, HMS Alresford as First Lieutenant (second-in-command). In 1938 he joined the newly formed 803 Squadron (Osprey IIIs) at RAF Worthy Down
He served in World War II, initially as Commanding Officer of the 803 Squadron, now with Skua IIs instead of Ospreys. On 14 September 1939 they lost two Skuas from the Sub-Flight he was leading whilst attacking U-30 and on 26 September they shot down a Do18, this being the first German aircraft to be shot down during World War II by any British aircraft.
In June 1940 he became a test pilot at the Aeroplane and Armament Experimental Establishment (A&AEE) at RAF Boscombe Down. February 1942 saw him transferred to HMS Argus as Lt Commander (Flying) until July when he was appointed to HMS President for duty with Ministry of Aircraft Production. Whilst there he was called upon to test fly and deck-land the Firebrand with which Blackburn test pilots were having difficulties. After promotion to Commander in December 1942, he was appointed the following March to HMS Saker as Senior Naval Representative to the British Air Commission Washington.
After the war he was appointed to the Naval Staff in the Admiralty in the Naval Air Warfare and Flying Training Division. In 1947 he was back at sea firstly as Commander (Air) on HMS Glory in the Far East Fleet, and then in December that year to HMS Tintagel Castle, working ourt of Portland for the Anti-Submarine School. In December 1948 he was promoted to Captain, and in 1950 he was once again assigned to HMS President 'for miscellaneous services' which meant that he was working at the Ministry of Supply. It was during this period that he devised the angled flight deck working in collaboration with Lewis Boddington of RAF Farnborough.
In September 1954 he was appointed as the first captain of the new carrier Ark Royal IV which was commissioned in February 1955. In September 1956 he was again at the Admiralty this time as Director of Naval Air Warfare.
His final appointment was as Flag Officer Flying Training at Yeovilton (HMS Heron) from 15 October 1957. John Robathan was his Flag Lieutenant followed by Graeme Rowan-Thomson, his driver was Denis Woodhams. In 1958 he was made an Officer of the American Legion of Merit and in 1960, on retirement, he was appointed CB (London Gazette 1.1.60; Investiture 9.2.60.) From 19 October 1960 he was in the Retired List. On retirement he became European Sales Director for Hiller and then Hughes helicopters and then Director of Executive Travel.
- "Guardian Obituary". Retrieved 14 April 2012.
- "Royal Naval Officers 1939-45". Retrieved 14 April 2012.
- "Forces Survivors". Retrieved 14 April 2012.
- "Today in Science History". Retrieved 14 April 2012.
- "The Development of the Angled-Deck Aircraft Carrier". Retrieved 14 April 2012.
- "Fleet Air Arm Officers Association". Retrieved 14 April 2012.
- "Caird Publications". Retrieved 14 April 2012.