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Kimberly Guilfoyle

Kimberly Guilfoyle is an American lawyer, former prosecutor, television personality, and political figure.

By Ethan Anderson| Reviewed by Olivia Bennett, Standards & Fact-Checking Lead| Updated July 26, 2026|2 min read| Fact-checked

Kimberly Guilfoyle is an American lawyer, former prosecutor, television personality, and political figure. She served as a prosecutor in California, co-hosted Fox News' *The Five*, and later became a political adviser and U.S. ambassador to Greece. She was previously married to Gavin Newsom and was later engaged to Donald Trump Jr.

Early life and education

Kimberly Guilfoyle was born in San Francisco, California, on March 9, 1969. She studied at the University of California, Davis and earned a J.D. from the University of San Francisco School of Law.

Guilfoyle worked as a prosecutor in California, including as an assistant district attorney in San Francisco from 2000 to 2004. She later became a legal analyst and television host, including as a co-host of Fox News' *The Five*.

Political career

She became involved in Republican politics and served in advisory and fundraising roles for Donald Trump. In 2024 she was nominated to serve as U.S. ambassador to Greece and was sworn in on September 29, 2025.

Personal life

Guilfoyle was married to Gavin Newsom from 2001 to 2006 and later married Eric Villency from 2006 to 2009. She was also engaged to Donald Trump Jr., with the engagement ending in late 2024.

Key facts

  • Kimberly Guilfoyle worked as an assistant district attorney in San Francisco from 2000 to 2004.
  • She co-hosted Fox News' *The Five* and left the network in 2018.
  • She was married to Gavin Newsom from 2001 to 2006.
  • She was engaged to Donald Trump Jr. from 2021 until they separated in late 2024.
  • She was sworn in as U.S. ambassador to Greece on September 29, 2025.

Frequently asked questions

Who is Kimberly Guilfoyle?
Kimberly Guilfoyle is an American lawyer, former prosecutor, television personality, political adviser, and diplomat. She is also known for her roles at Fox News and as U.S. ambassador to Greece.
How old is Kimberly Guilfoyle?
She was born on March 9, 1969, which makes her 57 years old as of July 2026.
Who is Kimberly Guilfoyle married to?
She was married to Gavin Newsom from 2001 to 2006 and later to Eric Villency from 2006 to 2009.
What happened to Kimberly Guilfoyle?
Guilfoyle left Fox News in 2018, later worked in Republican politics, and was sworn in as U.S. ambassador to Greece in September 2025. She also ended her engagement to Donald Trump Jr. in late 2024.
What is Kimberly Guilfoyle's net worth?
A reliable, publicly verified net worth is not provided in the supplied sources, so it cannot be stated here with confidence.

References

  1. Wikipedia — https://en.wikipedia.org/wiki/Kimberly_Guilfoyle
    Supports: Birth date, education, San Francisco prosecutor role, marriage to Gavin Newsom, engagement to Donald Trump Jr.
  2. IMDb — https://www.imdb.com/name/nm1367065/bio/
    Supports: Birth date and birthplace.
  3. Britannica — https://www.britannica.com/biography/Kimberly-Guilfoyle
    Supports: Career as prosecutor and Fox News host, marriage to Gavin Newsom, engagement to Donald Trump Jr., ambassador role.
  4. U.S. Embassy in Greece — https://gr.usembassy.gov/u-s-ambassador-to-greece-kimberly-ann-guilfoyle/
    Supports: Sworn in as U.S. ambassador to Greece on September 29, 2025; first woman in the role; residency and family note.
  5. Ballotpedia — https://ballotpedia.org/Kimberly_Guilfoyle
    Supports: Political roles, Fox News career, COVID-19 diagnosis, marriage to Gavin Newsom.