Gender: Male
Wallace John Challens, was a British scientist and civil servant. A graduate of University College, Nottingham, he began working at the Royal Arsenal in Woolwich in 1936. In 1939, he was transferred to the rocket department. After the defeat of Germany, he was sent to the United States as part of the British Scientific Mission to work on the V-1 flying bomb and the V-2 rocket. On returning to the United Kingdom in 1947, he was recruited by William Penney for the British atomic bomb project. He led the team that developed the firing circuits for the bomb used in Operation Hurricane, the first British nuclear test. He later developed a neutron generator. He took part in most of the British nuclear tests at Maralinga, and was the scientific director of the Operation Grapple tests in 1957. He subsequently became the AWRE's Assistant Director in 1965, Deputy Director in 1972, and Director from 1976 until his retirement in 1978.
Source: Wikipedia | Last updated on May 28, 2024
On the name John Challens, John means God is Merciful, Gift of God, God is Gracious, By the Grace of God, God has been gracious: has shown favor in the bible John the baptist baptized christ in the jordan.
The name John Challens is often used as a Male name and is mostly used as a First Name.
John is commonly found in United States of America, United Kingdom, Nigeria, and 101 more countries.
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At NamesLook, the name John is recorded 614,185 times globally, ranking it as the 31th most common name worldwide.
John is most prevalent in United States of America, with 191,652 occurrences, making it the 5th most popular name in the country.
In Ireland, the name John is found among 1 in every 4 people, showcasing its highest frequency there.
| Country | Rank | Frequency |
|---|---|---|
| United States of America | #5 | 1 : 9 |
| United Kingdom | #3 | 1 : 5 |
| Nigeria | #6 | 1 : 31 |
| South Africa | #7 | 1 : 85 |
| Colombia | #110 | 1 : 49 |
| Ireland | #1 | 1 : 4 |
| Netherlands | #7 | 1 : 18 |
| Canada | #2 | 1 : 20 |
| France | #264 | 1 : 96 |
| Malaysia | #29 | 1 : 148 |
This chart displays the ranking of the name John from 1980 to 2023, based on the most recent data from the U.S. Social Security Administration.
Wallace John Challens, was a British scientist and civil servant. A graduate of University College, Nottingham, he began working at the Royal Arsenal in Woolwich in 1936. In 1939, he was transferred to the rocket department. After the defeat of Germany, he was sent to the United States as part of the British Scientific Mission to work on the V-1 flying bomb and the V-2 rocket. On returning to the United Kingdom in 1947, he was recruited by William Penney for the British atomic bomb project. He led the team that developed the firing circuits for the bomb used in Operation Hurricane, the first British nuclear test. He later developed a neutron generator. He took part in most of the British nuclear tests at Maralinga, and was the scientific director of the Operation Grapple tests in 1957. He subsequently became the AWRE's Assistant Director in 1965, Deputy Director in 1972, and Director from 1976 until his retirement in 1978.
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