About Jeff DeWit
Born 1973. Jeff DeWit is an American politician and businessperson.
Jeffrey James DeWit (born December 21, 1972) is an American businessman and politician who served as the chair of the Arizona Republican Party from January 2023 to January 2024. A member of the Republican Party, DeWit became the State Treasurer of Arizona in 2015, succeeding Doug Ducey. DeWit said in 2016 that he did not plan to seek re-election in 2018. In 2017, President Trump nominated him to be chief financial officer of NASA. His nomination as chief financial officer of NASA was confirmed by the U.S. Senate in March 2018. He resigned from NASA in February 2020 and joined Trump's 2020 campaign later that year.
Early life and education DeWit received his degree in business administration and finance from the University of Southern California, and began his career in 1992 at Smith Barney Shearson. In 1999, DeWit started a stock trading company called ECHOtrade, serving as its CEO for over 14 years.
Political career Jeff DeWit with Governor Jan Brewer after winning the Republican primary for State Treasurer on August 26, 2014. Jeff DeWit with his wife Marina speaking at a campaign rally for Donald Trump in Phoenix, Arizona. In politics, DeWit has served as a Precinct Committeeman, State Committeeman, and was also appointed by the Chairman of the Arizona Republican Party to serve on the party's Redistricting Committee.
DeWit also served as the chair of Donald Trump's 2016 presidential campaign in Arizona. He said in 2016 that he had no plans to seek reelection at the end of his term as State Treasurer as he disliked the "favor-factory" mentality of established politicians, whose ranks he had no desire to join.
DeWit was nominated by President Trump to become Chief Financial Officer of the National Aeronautics and Space Administration on December 1, 2017. His nomination was returned unconfirmed to the President by the U.S. Senate on January 3, 2018, under Standing Rules of the United States Senate, Rule XXXI, paragraph 6. The nomination was resubmitted to the Senate on January 8, 2018. He was confirmed by voice vote on March 14, 2018. He took office on April 3, 2018. DeWit resigned on February 13, 2020.
On June 30, 2020, it was reported that DeWit was named the chief operating officer of the Donald Trump 2020 presidential campaign.
State party chair On January 28, 2023, DeWit was elected chair of the Arizona Republican Party.
Kari Lake audio recording On January 23, 2024, an audio recording of a conversation between DeWit and Kari Lake, the party's nominee for Arizona Governor in 2022 and party candidate for the U.S. Senate in 2024, was leaked. In the recording, DeWit is heard offering Lake job opportunities, suggesting she take a break from politics. with his wife, Marina and his three daughters.
Electoral history
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Important facts
People in Jeff DeWit's life
Named in this biography and alive at the same time
Contemporaries
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Frequently asked questions
Who is Jeff DeWit?
American politician
When was Jeff DeWit born?
Jeff DeWit was born in 1973.
What is Jeff DeWit's occupation?
Jeff DeWit is a politician and businessperson.
What nationality is Jeff DeWit?
Jeff DeWit is American.
Sources & further reading
Cite this page
APA: Biography.guide. (2026). Jeff DeWit. https://biography.guide/jeff-dewit/
MLA: "Jeff DeWit." Biography.guide, https://biography.guide/jeff-dewit/.
Chicago: "Jeff DeWit." Biography.guide. https://biography.guide/jeff-dewit/.
Data last updated: 2026-09-20 · Spot an error? Report a correction.
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