John Rhodes Cobb | |
|---|---|
At Brooklands | |
| Born | (1899-12-02)2 December 1899 Esher, Surrey, England |
| Died | 29 September 1952(1952-09-29) (aged 52) |
| Cause of death | Crash duringwater speed record attempt |
| Resting place | Christ Church, Esher |
| Known for | Speed record holder |
| Spouse(s) | Elizabeth Mitchell-Smith (1947–1948) (her death) Vera Victoria Henderson (m. 1950–1952) (his death) |
John Rhodes Cobb (2 December 1899 – 29 September 1952) was an early to mid 20th centuryEnglish racing motorist. He was three times holder of theWorld Land Speed Record, in 1938, 1939 and 1947, set atBonneville Speedway inUtah, US. He was awarded theSegrave Trophy in 1947. He was killed in 1952 whilst piloting a jet powered speedboat attempting to break theWorld Water Speed Record onLoch Ness inScotland.
Cobb was born inEsher,Surrey, on 2 December 1899, near theBrooklands motor racing track which he frequented as a boy. He was the son of Florence and Rhodes Cobb, a wealthy furs broker in theCity of London. He received his formal education atEton College andTrinity Hall, Cambridge, before joining his father's firm and pursuing a successful career as the managing director of a number of companies in the trade, the personal financial resources from which he used to fund a passion for large capacity motor high speed racing. In 1924 he acquired aRoyal Aero Club aviator's certificate, qualifying as a pilot in theSopwith Grasshopper.[1]
Cobb won his first track race in a 1911 10-litre Fiat in 1925, and raced in theHigham Special atBrooklands race track in 1926.
In 1928 he privately purchased a 10.5-litreDelage which was imported to England from the factory in Paris, which he raced at Brooklands from 1929 to 1933, breaking the flying start outer lap Record three times in these years, and being clocked at a top speed of 138.88 miles per hour on 2 July 1932. In 1932 he also won theBritish Empire Trophy at Brooklands.[2]
In 1933 he privately commissioned the design and construction of the 24-litre "Napier Railton" from "Thomson & Taylor", with which he broke a number of track speed records, including setting the ultimate lap record at the Brooklands race track which was never surpassed, driving at an average speed of 143.44 mph (230.84 km/h) achieved on 7 October 1935, having earlier overtaken the 1931 record set bySir Henry "Tim" Birkin drivingBentley Blower No.1, and regaining it from his friendOliver Bertram. In the 1934RAC Tourist Trophy race on theArds Circuit near Belfast the Lagondas of Cobb and the Hon Brian Lewis competed in the class for larger sports cars againstEddie Hall in a Bentley.[3]

Driving thepiston-engined, wheel-drivenRailton Special, he broke the WorldLand Speed Record atBonneville salt flats on 15 September 1938 by achieving 350 miles per hour. He broke it a second time at the same site on 23 August 1939, achieving 369 miles per hour.[4]
Cobb was inducted into theMotorsports Hall of Fame of America in 2021 for all his achievements in motorsports.
DuringWorld War II, he served as an officer in theRoyal Air Force, and between 1943 and 1945 served with theAir Transport Auxiliary, being demobilised with the rank ofSquadron Leader. He made an (uncredited) appearance in the wartime propaganda filmTarget for Tonight (1941).[5]
Cobb returned toBonneville salt flats again in 1947, where on 16 September he beat his own standing 1939 World Land Speed Record by reaching 394.19 miles per hour (634.39 km/h) (on one of the two runs he was clocked at having reached 403 miles per hour (649 km/h)),[6] earning him the press moniker "The Fastest Man Alive".[7] This record remained in place until 1963, when it was surpassed by the AmericanCraig Breedlove.

After the 1947 achievement, Cobb turned his mind to becoming on water what he now was on land and went after the simultaneous WorldWater Speed Record. He commissioned fromVospers the jet-engine powered speedboatCrusader and selected the long water loch ofLoch Ness in Scotland for the speed trial. On 29 September 1952 he was killed at the age of 52 whilst attempting to break the world Water Speed Record at Loch Ness whilst pilotingCrusader at a speed in excess of 200 mph (320 km/h). During the run the boat lost stability and disintegrated about Cobb.[8] After extensively studying footage of the crash,Reid Railton, the designer of the boat, concluded the crash was caused by an undamped oscillation which caused a loss of control authority. Cobb's body, which had been thrown 50 yards (46 m) beyond the wreckage, was recovered from the loch, and subsequently conveyed back to his home county of Surrey, where it was buried in the graveyard of Christ Church, Esher. A memorial was subsequently erected on the Loch Ness shore to his memory by the townsfolk ofGlenurquhart.
In 2002 the remains of the jet engine speedboatCrusader were located on the bed of Loch Ness at a depth of 200 metres (656 ft) and the site was designated as ascheduled monument in 2005.[9] The wreck was filmed by a research team fromNational Geographic in 2019.[10]

John Cobb married Elizabeth Mitchell-Smith in 1947. Elizabeth died fromBright's Disease 14 months later.[11] In 1950 he married Vera Victoria Henderson (1917–2007).[12]
Cobb's parental home was 'The Grove' in Esher, an 18th-century mansion, which was demolished in the late 20th century for building development. A public green in Esher (located at 51.37933 -0.36472) was named 'Cobb Green' in tribute to his achievements. In 2013 an archaeological excavation of meadowland at Arran Way at Esher'sLower Green uncovered the foundations of The Grove.[13][14] In 2017 aBlue plaque was unveiled byRichard Noble to Cobb's memory at the newly re-built Cranmere Primary School which partially occupies the site of the former Grove House estate.[15]
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