2026 Senate Elections in Oklahoma

Incumbent

Markwayne Mullin

Republican Incumbent

Withdrawn

$4,840,972.71

Election stage

General Election

Running 2

Democratic

Running

$45,147.83

Republican

Running

$9,295,139.00

Primary Election

Won 2

Democratic

Won (76,271) 45.18%

$45,147.83

Republican

Won (267,222) 69.76%

$9,295,139.00

Running 7

Democratic

Running (40,282) 23.86%

$263,329.00

Republican

Running

$154,687.18

Independent

Declared

$6,187.60

Democratic

Running

Democratic

Running

Democratic

Running

William Buckner

Republican

Declared

Lost 5

Democratic

Lost (33,492) 19.83%

$32,973.77

Republican

Lost (22,478) 5.87%

$26,854.83

Republican

Lost (15,066) 3.90%

$2,216.50

Republican

Lost (51,875) 13.54%

Democratic

Lost (11,363) 6.73%

Withdrawn 3

Markwayne Mullin

Republican Incumbent

Withdrawn

$4,840,972.71

Tammy Swearengin

Republican

Withdrawn

$30,000.00

Wayne Washington

Republican

Withdrawn

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🔥 Trending issues in Oklahoma

🗳️ 2026 election issues 2026 governor's race priorities 🏛️ Criminal Justice Criminal justice diversion programs 📚 Education Teacher pay raises 🏦 Govt Spending FY2027 state budget priorities 🩺 Health and Health Care Health care and Medicaid agency funding 🧾 Taxes Property tax revenue for schools and local services 💧 Water Water infrastructure investment