Photo of JoAnna Mendoza

Candidate for U.S. Representative, Arizona District 6

JoAnna Mendoza

Democratic

JoAnna Mendoza is a retired Marine who served about 20 years in the Navy and Marine Corps, grew up in a farmworker family in Pinal County, and later worked as a congressional staffer and nonprofit leader. Her campaign focuses on lowering costs, health care, border security and restoring trust in government.

Current or most recent role
Retired U.S. Marine; former congressional staffer
Hometown
Pinal County (grew up)
Campaign website
joannamendoza.com

Why they say you should vote for them

The candidate's own case to voters, summarized from their campaign and public statements.

  • Her campaign says her priorities are "lowering costs, securing the border, protecting access to healthcare, and restoring trust in government."[7]
  • Points to her 20-year military career, including service as a Marine Corps drill instructor and deployments to Iraq and Afghanistan.[2]
  • Says she will work with "anyone – Democrat, Republican, or Independent" and bring leadership "to fix the broken systems in DC."[1],[2]

Background

  • Democratic nominee, U.S. House, Arizona District 6 · 2026[12],[13]
  • Democratic nominee, Arizona Senate (District 11), Arizona Legislature · 2020[10],[11]
  • Congressional staffer (office of U.S. Rep. Tom O'Halleran), Office of U.S. Rep. Tom O'Halleran[10]
  • Nonprofit leader and veterans advocate, Community and veterans organizations[2],[10]
  • Service member, including Marine Corps drill instructor, U.S. Navy and U.S. Marine Corps · About 20 years[2],[10]

Education

  • Master's degree in leadership, Grand Canyon University[2]

Where they stand

  • Health Care
    Says she would work to reverse cuts to AHCCCS, Arizona's Medicaid program, and to the enhanced Affordable Care Act subsidies, and supports expanding Medicare drug price negotiation.[3]
  • Immigration
    Supports tighter security at ports of entry, deporting violent criminals, and legal pathways to citizenship for immigrants who work and follow the law; supports more oversight of detention facilities.[4]
  • Economy & Jobs
    Opposes tariffs she says raise costs for families and supports modernizing the Child Tax Credit.[5]
  • Social Security & Medicare
    Opposes cuts to Social Security benefits and Medicare privatization, and supports exploring higher Social Security benefits and adding vision, hearing and dental coverage to Medicare.[3],[5]
  • Energy & Environment
    Says she would work to secure Arizona's share of Colorado River water, protect groundwater and local solar projects, and require data centers to bring their own energy.[6]

Voting record

JoAnna Mendoza has not held an office with a recorded voting record. See Background and Where they stand.

In their words

“We're done sending our sons and daughters, sending our troops, into harm's way.”

Interview with the Herald/Review before a Sierra Vista meeting, April 21, 2026[8]

“We can't just pull troops out of there.”

Remarks at a veterans town hall in Tucson on the Iran war, April 28, 2026[9]

Sources

  1. JoAnna Mendoza for Congress, JoAnna Mendoza campaign, October 10, 2026
  2. Meet Jo, JoAnna Mendoza campaign, October 10, 2026
  3. Healthcare, JoAnna Mendoza campaign, October 10, 2026
  4. Immigration & Border Security, JoAnna Mendoza campaign, October 10, 2026
  5. Cost of Living, JoAnna Mendoza campaign, October 10, 2026
  6. Environment, JoAnna Mendoza campaign, October 10, 2026
  7. Democratic Party bets on Southern Arizona candidate to help flip the House, Arizona Public Media, February 23, 2026
  8. Mendoza talks rural economics, war concerns in latest Cochise County visit, Herald/Review Media, April 23, 2026
  9. Iran war sways voters in tight Arizona congressional race, Arizona Public Media, April 29, 2026
  10. Forecasters rate AZ-06 a Toss-up or Lean Democratic as Ciscomani (R) seeks reelection, Ballotpedia News, August 3, 2026
  11. Mendoza wins Democratic primary in LD11 Senate race, InMaricopa, August 5, 2020
  12. Juan Ciscomani to face JoAnna Mendoza in Arizona CD6 race, KJZZ, July 21, 2026
  13. 2026 United States House of Representatives elections in Arizona, Wikipedia, October 10, 2026

Photo: JoAnna Mendoza campaign (Campaign photo).

Last reviewed October 10, 2026. Spot an error or something missing? Report a correction.

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