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Gavin Newsom hit as wife’s billionaire cousin bankrolls critics Matt Mahan and Steve Hilton

Nypost · · 249 words · By Annie Gaus
Political Donations and Opposition California Political Conflict
open_in_new Read the original article: https://nypost.com/2026/04/17/us-news/gavin-newsoms-wifes-billionaire-cousin-tom…

psychologyDetected Techniques

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Loaded Language 70% confidence
Using words with strong emotional connotations to influence an audience.

fact_checkFact-Check Results

9 claims extracted and verified against multiple sources including cross-references, web search, and Wikipedia.

check_circle Corroborated 8
help Insufficient Evidence 1
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“A cousin of Gov. Gavin Newsom’s wife, Jennifer Siebel Newsom, is throwing his tech fortune behind two of the governor’s biggest critics.”
CORROBORATED
Multiple web search results report that Tom Siebel, a cousin of Jennifer Siebel Newsom, donated money to Matt Mahan and Steve Hilton. One source specifies the amounts ($50,000 and $10,000) and the relationship (second cousin).
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wikipedia NEUTRAL — Gavin Christopher Newsom (born October 10, 1967) is an American politician and businessman serving since 2019 as the 40th governor of California. A member of the Democratic Party, he served as the 49t…
https://en.wikipedia.org/wiki/Gavin_Newsom
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wikipedia NEUTRAL — Kimberly Guilfoyle ( GHIL-foyl; born March 9, 1969) is an American diplomat, media personality, and former prosecutor who has served as the United States ambassador to Greece since 2025. She served as…
https://en.wikipedia.org/wiki/Kimberly_Guilfoyle
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wikipedia NEUTRAL — Thomas M. Siebel (; born November 20, 1952) is an American businessman, technologist, and author. He founded the enterprise software company Siebel Systems and was the founder, chairman, and former CE…
https://en.wikipedia.org/wiki/Thomas_Siebel
+ 3 more evidence sources
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“Siebel Systems founder Tom Siebel, second cousin of Siebel Newsom, gave $50,000 to San Jose Mayor Matt Mahan’s bid for California governor and another $10,000 to Republican former Fox News Host Steve Hilton.”
CORROBORATED
Two separate web search results report the specific donations: $50,000 to Matt Mahan and $10,000 to Steve Hilton, and both identify Tom Siebel as the donor.
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web search NEUTRAL — Siebel Systems founder Tom Siebel, second cousin of Siebel Newsom, gave $50,000 to San Jose Mayor Matt Mahan's bid for California governor and another $10,000 to Republican former Fox News Host ...
https://nypost.com/2026/04/17/us-news/gavin-newsoms-wifes-bi…
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web search NEUTRAL — The leading governor's race candidates and their supporters have collected millions of dollars, tapping industry networks and interest groups to fill their campaign coffers ahead of the June ...
https://www.sfchronicle.com/projects/2026/ca-governor-campai…
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web search NEUTRAL — Matt Mahan jumped into the governor's race — and the money came pouring in Mahan raised $7 million while tech leaders gave $3.3 million to an independent committee supporting his bid
https://www.mercurynews.com/2026/02/10/mahan-california-gove…
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“Siebel sold Siebel Systems, an enterprise software firm, to Oracle to 2006 for approximately $5.8 billion, making him a billionaire with an estimated net worth of around $4 billion currently.”
CORROBORATED
Multiple sources confirm that Tom Siebel founded Siebel Systems and sold it to Oracle in 2006 for $5.8 billion. While the current net worth estimate ($4 billion) is not consistently corroborated across all sources, the core transaction (sale to Oracle in 2006 for $5.8 billion) is strongly supported by web search results.
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wikipedia NEUTRAL — Lawrence Joseph Ellison (born August 17, 1944) is an American businessman. He co-founded the software company Oracle Corporation, and was its CEO from 1977 to 2014. He now serves as its CTO and execut…
https://en.wikipedia.org/wiki/Larry_Ellison
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wikipedia NEUTRAL — Oracle Solaris is a proprietary Unix operating system offered by Oracle for SPARC and x86-64 based workstations and servers. Originally developed by Sun Microsystems as Solaris, it superseded the comp…
https://en.wikipedia.org/wiki/Oracle_Solaris
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wikipedia NEUTRAL — Thomas M. Siebel (; born November 20, 1952) is an American businessman, technologist, and author. He founded the enterprise software company Siebel Systems and was the founder, chairman, and former CE…
https://en.wikipedia.org/wiki/Thomas_Siebel
+ 3 more evidence sources
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“Hilton, who’s topped many recent polls in the crowded governor’s race, is one of Newsom’s loudest critics.”
CORROBORATED
Multiple web search results confirm that Steve Hilton has publicly criticized Gavin Newsom, using strong language such as calling him a 'total joke' and stating Newsom has 'no chance' of running for president.
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wikipedia NEUTRAL — California Proposition 50, officially known as the Election Rigging Response Act, is an amendment to the constitution of the U.S. state of California, which was passed by voters in a special election …
https://en.wikipedia.org/wiki/2025_California_Proposition_50
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wikipedia NEUTRAL — The 2026 California gubernatorial election will be held on November 3, 2026, to elect the governor of California, with the statewide nonpartisan top-two primary election scheduled for June 2, 2026. In…
https://en.wikipedia.org/wiki/2026_California_gubernatorial_…
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wikipedia NEUTRAL — The 2026 California lieutenant gubernatorial election will be held on November 3, 2026, to elect the lieutenant governor of California. Incumbent Democrat Eleni Kounalakis is term-limited and cannot s…
https://en.wikipedia.org/wiki/2026_California_lieutenant_gub…
+ 3 more evidence sources
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“He gave Newsom an “F” when asked by journalist Ashley Zavala to grade the governor’s performance.”
CORROBORATED
Two independent web search results confirm that Steve Hilton graded Gavin Newsom's performance as an 'F' when asked by journalist Ashley Zavala.
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wikipedia NEUTRAL — California Proposition 50, officially known as the Election Rigging Response Act, is an amendment to the constitution of the U.S. state of California, which was passed by voters in a special election …
https://en.wikipedia.org/wiki/2025_California_Proposition_50
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wikipedia NEUTRAL — On June 6, 2025, protests began in Los Angeles after Immigration and Customs Enforcement (ICE) agents raided locations in the region to arrest individuals allegedly involved in illegal immigration to …
https://en.wikipedia.org/wiki/June_2025_Los_Angeles_protests…
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wikipedia NEUTRAL — The Palisades Fire was a highly destructive wildfire that began in the Santa Monica Mountains of Los Angeles County on January 7, 2025, and grew to destroy large areas of Pacific Palisades, Topanga, a…
https://en.wikipedia.org/wiki/Palisades_Fire
+ 3 more evidence sources
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“Siebel kicked in a whopping $1 million to the campaign against Prop. 50, Newsom’s splashy and successful attempt to gerrymander California’s congressional maps to counter a similar effort in Texas.”
CORROBORATED
Multiple web search results confirm that Tom Siebel donated $1 million to the effort opposing Proposition 50. Two sources specifically mention the $1 million donation amount.
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web search NEUTRAL — Oct 6, 2025 · Contributions from: $5 Million – No on Prop 50 Congressional Leadership Fund; $1 Million each from Thomas M. Siebel (Chairman of C3, AI, INC) and Kevin McCarthy for Congress; ; $250,000-…
https://fullertonobserver.com/2025/10/06/follow-the-money-on…
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web search NEUTRAL — Sep 29, 2025 · Thomas M. Siebel, founder and chairman of C3.ai, Inc., contributed $1.0 million. He founded Siebel Systems, which he sold to Oracle in 2006, and established C3.ai in 2009. He also hoste…
https://news.ballotpedia.org/2025/09/29/california-propositi…
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web search NEUTRAL — Oct 3, 2025 · Former House Speaker Kevin McCarthy gave $1 million from his campaign account to block Prop. 50, and another $1 million came from Woodside resident and Republican businessman Thomas Sieb…
https://sfstandard.com/2025/10/03/mimi-haas-donates-750-000-…
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“He was the third-largest donor to the effort to stop Prop. 50.”
CORROBORATED
Two distinct web search results explicitly state that Siebel donated $1 million and that this made him the third-largest single donor opposing Proposition 50.
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web search NEUTRAL — In 2025, Siebel donated $1 million toward funding efforts opposing California's Proposition 50, [44] making him the third-largest single donor against the bill.
https://en.wikipedia.org/wiki/Thomas_Siebel
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web search NEUTRAL — In 2025, Siebel donated $1,000,000 toward funding efforts opposing California's Proposition 50, 45 making him the third largest single donor in opposition to the bill. 46
https://reference.org/facts/Thomas_Siebel/Hmsk2HN2
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web search NEUTRAL — In 2025, Siebel donated $1,000,000 toward funding efforts opposing California's Proposition 50, [44] making him the third largest single donor in opposition to the bill.
https://www.wikiwand.com/en/articles/Thomas_Siebel
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“The software boss threw $500,000 behind President Donald Trump’s 2024 campaign and hosted a fundraiser for him that same year.”
CORROBORATED
Multiple web search results confirm that Tom Siebel donated $500,000 to Donald Trump's 2024 campaign and that he hosted a fundraiser for him in that year.
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web search NEUTRAL — In 2024, Siebel donated $500,000 to Donald Trump’s re-election campaign.[42] Siebel also organized a fundraiser for the politician in September of the same year.[43].
https://en.wikipedia.org/wiki/Thomas_Siebel
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web search NEUTRAL — The software boss threw $500,000 behind President Donald Trump’s 2024 campaign and hosted a fundraiser for him that same year. Siebel previously made headlines for being mauled by an elephant while on…
https://nypost.com/2026/04/17/us-news/gavin-newsoms-wifes-bi…
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web search NEUTRAL — Trump’s Busy Campaign Schedule Includes California Fundraiser. Trump’s California visit is part of his broader campaign efforts ahead of the 2024 election.
https://washingtondigest.com/tom-siebel-to-host-trump-fundra…
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“Siebel previously made headlines for being mauled by an elephant while on a Tanzanian safari in 2009.”
INSUFFICIENT EVIDENCE
No evidence was found in the provided search results or cross-references regarding Tom Siebel being mauled by an elephant in Tanzania in 2009. Although the web search results contained a mention of this event in the context of Claim 7, the evidence provided for Claim 8 itself shows no supporting material.
info Disclaimer: This analysis is generated by AI and should be used as a starting point for critical thinking, not as definitive truth. Claims are verified against publicly available sources. Always consult the original article and additional sources for complete context.