Who's Who in the United States Government

The United States Government is made up of the executive branch, the judicial branch, and the legislative branch. Members of these three branches wield considerable powers in the administration of the country. Here’s a resource page on all the key members of the United States Government.

Executive Branch

Barack Obama – The 44th President of the United States.

Joseph R. Biden – The 46th Vice President of the United States.

      The Cabinet

-         Hilary Rodham Clinton – The 67th U.S. Secretary of State.

-         Timothy Franz Geithner – The 75th U.S. Secretary of the Treasury.

-         Robert Michael Gates – The 22nd U.S. Secretary of Defense.

-         Eric Holder – The 82nd Attorney General of the U.S.

-         Ken Salazar – The 50th U.S. Secretary of the Interior.

-         Tom Vilsack – The 30th U.S. Secretary of Agriculture.

-         Gary Locke – The 36th U.S. Secretary of Commerce.

-         Hilda L. Solis – The 25th U.S. Secretary of Labor.

-         Kathleen Sebelius – The 21st U.S. Secretary of Health and Human Science Services.

-         Shaun Donovan – The 15th U.S. Secretary of Housing and Urban Development.

-         Ray LaHood – The 16th U.S. Secretary of Transportation.

-         Steven Chu – The 12th U.S. Secretary of Energy.

-         Arne Duncan – The 9th U.S. Secretary of Education.

-         Eric Ken Shinseki – The 7th U.S. Secretary of Veteran Affairs.

-         Janet Napolitano – The 3rd U.S. Secretary of Homeland Security.

Judicial Branch

John G. Roberts Jr. – Chief Justice of the United States.

Samuel A. Alito Jr. – Associate Justice.

Stephen G. Breyer – Associate Justice.

Ruth Bader Ginsburg – Associate Justice.

Anthony M. Kennedy – Associate Justice.

Antonin Scalia – Associate Justice.

Sonia Sotomayor – Associate Justice.

John Paul Stevens – Associate Justice.

Clarence Thomas – Associate Justice.

Legislative Branch


-         Joe Biden – The President of the U.S. Senate.

-         Robert C. Byrd – President pro tempore

-         Harry Reid – Majority Leader and Conference Chairman

-         Richard J. Durbin – Assistant Majority Leader

-         Charles E. Schumer – Majority Conference Vice Chairman

-         Robert Menendez – Majority Senatorial Campaign Committee Chairman

-         Patty Murray – Majority Conference Secretary

-         Byron L. Dorgan – Majority Policy Committee Chairman

-         Debbie Stabenow – Majority Steering and Outreach Committee Chair

-         Jeff Bingaman – Majority Committee Outreach Chair

-         Mitch McConnell – Minority Leader

-         Jon Kyl – Assistant Minority Leader

-         Lamar Alexander – Minority Conference Chairman

-         Lisa Murkowski – Minority Conference Vice Chair

-         John Thune – Minority Policy Committee Chairman

-         House of Representatives

-         Nancy Pelosi – Speaker of the U.S. House of Representatives

-         Chris Van Hollen – Assistant to the Speaker

-         Steny Hoyer – Majority Leader

-         James E. Clyburn – Majority Whip

-         John Lewis – Senior Chief Deputy Majority Whip

-         John B. Larson – Majority Caucus Chairman

-         Xavier Becerra – Majority Caucus Vice-Chairman

-         John Boehner – Minority Leader

-         Eric Cantor – Minority Whip

-         Kevin McCarthy – Chief Deputy Minority Whip

-         Mike Pence – Minority Conference Chair

-         Cathy McMorris-Rodgers – Minority Conference Vice-Chair