Former Idaho Governor and U.S. Interior Secretary Dirk Kempthorne Dies at 74
Dirk Kempthorne, who served as Idaho governor, U.S. senator and Interior secretary, died Friday evening in Boise at age 74 after a colon cancer diagnosis last year. His family highlighted his devotion to loved ones and public service. Idaho Gov. Brad Little praised his lasting contributions to the state.
Illustration: Substrate (Quartr-Edge style, Grok)We have limited corroborating sources on this story right now. This page will update automatically as more coverage emerges.
Former Idaho Gov. and U.S. Interior Secretary Dirk Kempthorne died at age 74 on Friday evening in Boise, Idaho, his family announced in a written statement on Saturday, April 25, 2026. Kempthorne had been diagnosed with colon cancer last year.
The family did not specify a cause of death in their statement. S. Senate seat vacated by Sen. Steve Symms. Rather than run for reelection in 1998, he entered an open election for governor that year and received more than two-thirds of the vote against his Democratic opponent.
President George W. Bush appointed him Interior secretary in 2006. He held the position until the end of Bush's presidency in 2009.
As Interior Secretary, Kempthorne lived on a houseboat docked in the Potomac River. Under his responsibility, the polar bear was listed as a threatened species in 2008. “As Governor, Dirk left an enduring mark on our state," the state's governor said in a written statement.
Kempthorne is survived by his wife, as well as their children Heather and Jeff and their families.
“Beyond his public service, he was a devoted husband, father, and grandfather whose greatest joy came from time spent with family and the people he met along the way,” his family said.
Key Facts
Story Timeline
6 events- 2026-04-24
Dirk Kempthorne died at age 74 on Friday evening in Boise, Idaho.
1 sourceAbc News - 2026-04-25
Kempthorne's family issued a written statement announcing his death.
1 sourceAbc News - 2025
Dirk Kempthorne was diagnosed with colon cancer.
1 sourceAbc News - 2009
Kempthorne's tenure as U.S. Interior Secretary ended with the conclusion of President George W. Bush's presidency.
1 sourceAbc News - 2008
The polar bear was listed as a threatened species under Kempthorne's responsibility as U.S. Interior Secretary.
1 sourceAbc News - 2006
President George W. Bush appointed Kempthorne as U.S. Interior Secretary.
1 sourceAbc News
Potential Impact
- 01
Potential tributes or memorials in Idaho honoring Kempthorne's contributions to state governance and infrastructure.
- 02
Influence on Republican political figures in Idaho, as noted by Gov. Little's praise for his legacy.
- 03
Reflection on environmental policies from his tenure, such as the 2008 polar bear listing, in ongoing discussions.
Transparency Panel
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