Declined to endorseFormer Executive branch officialsGeorge W....

Declined to endorse

Former Executive branch officials

• George W. Bush, 43rd President of the United States (2001–2009), Governor of Texas (1995–2000)^[68]
• Mike Pence, 48th Vice President of the United States (2017–2021), Governor of Indiana (2013–2017), U.S. Representative from Indiana (2001–2013); withdrawn candidate for President in 2024^[69]

U.S. Senators

• Rand Paul, Kentucky (2011–present); candidate for President in 2016^[70]
• Mitt Romney, Utah (2019–present); Republican nominee for President in 2012^{[71][better source needed]}
• Todd Young, Indiana (2017–present)^[72]

U.S. Representatives

• John Boehner, OH-08 (1991–2015); Speaker of the House (2011–2015)^[73]
• Ken Buck, CO-04 (2015–2024)^[74]
• Tim Burchett, TN-02 (2019–present)^[74]
• Randy Feenstra, IA-04 (2021–present)^[75]
• Mike Gallagher, WI-8 (2017–present)^[76]
• French Hill, AR-02 (2015–present)^[77]
• David Joyce, OH-14 (2013–present)^[78]
• Paul Ryan WI-1 (1999-2019), Speaker of the House (2015–2019), 2012 Republican nominee for Vice President^[79]
• David Schweikert, AZ-01 (2023–present), AZ-06 (2013–2021), AZ-05 (2011–2013)^[77]

Governors

• Jeb Bush, Florida (1999–2007); candidate for President in 2016^[80]
• Chris Christie, New Jersey (2010–2018); candidate for president in 2016; withdrawn candidate for President in 2024^[81]
• Eric Holcomb, Indiana (2017–present); previously endorsed Mike Pence^{[82][better source needed]}
• John Kasich, Ohio (2011–2019); U.S. Representative from OH-12 (1983–2001); Candidate for President in 2000 and 2016^[83]

Organizations

• Oklahoma Republican Party^[84]
• Republican Party of Arkansas^[85]

Individuals

• Erick Erickson, conservative talk radio host, blogger, and former Macon City Councilman from Ward 5 (2007–2011)^[86]

Labor unions

• United Mine Workers of America^[87]

State Legislators

• Jessica de la Cruz, Minority Leader of the Rhode Island Senate (2022–present)^[63]