Representative Review

Mike Rounds

U.S. Senator for SD (Republican)

Representative Review
Representative Review Published September 27, 2026
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Official portrait of Mike Rounds
Official portrait of Mike Rounds

Mike Rounds is the U.S. Senator for SD, a member of the Republican party, serving in this chamber since 2015.

Person details

Full legal name
Mike Rounds
Birth year
1954
Office
U.S. Senator for SD
Role
U.S. Senator
Level of government
Federal
State
SD
Party affiliation
Republican
Year took office
2015
In office
Yes
Bioguide ID
R000605

Last elected in 2020 with 65.7% of the vote. Source: MIT Election Data and Science Lab.

Committees

  • Commission on Security and Cooperation in Europe
  • Senate Committee on Appropriations
  • Senate Committee on Appropriations: Legislative Branch Subcommittee
  • Senate Committee on Appropriations: Agriculture, Rural Development, Food and Drug Administration, and Related Agencies Subcommittee
  • Senate Committee on Appropriations: Energy and Water Development Subcommittee
  • Senate Committee on Appropriations: Department of Interior, Environment, and Related Agencies Subcommittee
  • Senate Committee on Appropriations: Military Construction, Veterans Affairs, and Related Agencies Subcommittee
  • Senate Committee on Appropriations: Departments of Labor, Health and Human Services, and Education, and Related Agencies Subcommittee
  • Senate Committee on Armed Services
  • Senate Committee on Armed Services: Cybersecurity Subcommittee Chairman
  • Senate Committee on Armed Services: Strategic Forces Subcommittee
  • Senate Committee on Armed Services: Emerging Threats and Capabilities Subcommittee
  • Senate Committee on Banking, Housing, and Urban Affairs
  • Senate Committee on Banking, Housing, and Urban Affairs: Securities, Insurance, and Investment Subcommittee Chairman
  • Senate Committee on Banking, Housing, and Urban Affairs: Housing, Transportation, and Community Development Subcommittee
  • Senate Committee on Banking, Housing, and Urban Affairs: Economic Policy Subcommittee
  • Senate Committee on Indian Affairs
  • Senate Select Committee on Intelligence

Voting record

Votes more conservatively than 50% of the Senate in the 119th Congress, across 890 roll-call votes.

Source: Voteview (Lewis, Poole, Rosenthal et al.), estimated from every roll-call vote.

Campaign finance

2025–2026 election cycle, through June 30, 2026.

Raised
$3,176,451
Spent
$2,309,816
Cash on hand
$2,736,664
From individuals
$1,328,191

Source: Federal Election Commission.

On social media

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