84th United States Congress

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84th United States Congress
83rd ← → 85th
United States Capitol (1956)

Duration: January 3, 1955 – January 3, 1957

Senate President: Richard Nixon (R)
Senate Pres. pro tem: Walter F. George (D)
House Speaker: Sam Rayburn (D)
Members: 96 Senators
435 Representatives
3 Non-voting members
Senate Majority: Democratic
House Majority: Democratic

1st: January 5, 1955 – August 2, 1955
2nd: January 3, 1956 – July 27, 1956

The Eighty-fourth United States Congress was a meeting of the legislative branch of the United States federal government, composed of the United States Senate and the United States House of Representatives. It met in Washington, D.C. from January 3, 1955 to January 3, 1957, during the third and fourth years of Dwight Eisenhower's presidency. The apportionment of seats in the House of Representatives was based on the Seventeenth Census of the United States in 1950. Both chambers had a Democratic majority.


Major events[edit]

Major legislation[edit]

Party summary[edit]

The count below identifies party affiliations at the beginning of the first session of this Congress, and includes members from vacancies and newly admitted states, when they were first seated. Changes resulting from subsequent replacements are shown below in the "Changes in membership" section.

(Shading shows control)
Total Vacant
End of the previous congress 47 1 48 96 0
Begin 48 1 47 96 0
End 47 0 49
Final voting share 49.0% 0.0% 51.0%
Beginning of the next congress 49 0 46 95 1

House of Representatives[edit]

TOTAL: 435



Senate President
Richard Nixon (R)
Senate President pro tempore
Walter F. George (D)

Majority (Democratic) leadership[edit]

Minority (Republican) leadership[edit]

House of Representatives[edit]

Speaker of the House
Sam Rayburn (D)

Majority (Democratic) leadership[edit]

Minority (Republican) leadership[edit]



This list is arranged by chamber, then by state. Senators are listed in order of seniority, and Representatives are listed by district.


Senators are popularly elected statewide every two years, with one-third beginning new six-year terms with each Congress. Preceding the names in the list below are Senate class numbers, which indicate the cycle of their election. In this Congress, Class 1 meant their term began in the last Congress, requiring reelection in 1958; Class 2 meant their term began with this Congress, requiring reelection in 1960; and Class 3 meant their term ended with this Congress, requiring reelection in 1956.

House of Representatives[edit]

The names of members of the House of Representatives are preceded by their district numbers.

Changes in membership[edit]

The count below reflects changes from the beginning of this Congress.


Vacator Reason for change Successor Date of successor's
formal installation
Wayne Morse (I) Changed Political Parties April 30, 1955 Wayne Morse (D) April 30, 1955
West Virginia
Harley M. Kilgore (D) Died February 28, 1956 William R. Laird, III (D) March 13, 1956
South Carolina
Strom Thurmond (ID) Resigned April 4, 1956 to trigger a contested primary as promised to voters Thomas A. Wofford (D) April 5, 1956
Alben W. Barkley (D) Died April 30, 1956 Robert Humphreys (D) June 21, 1956
Robert Humphreys (D) Successor elected November 6, 1956 John S. Cooper (R) November 7, 1956
South Carolina
Thomas A. Wofford (D) Successor elected November 6, 1956 Strom Thurmond (D) November 7, 1956
West Virginia
William R. Laird, III (D) Successor elected November 6, 1956 W. Chapman Revercomb (R) November 7, 1956

House of Representatives[edit]

  • Replacements: 5
  • Deaths: 9
  • Resignations: 3
  • Total seats with changes: 12

District Vacator Reason for change Successor Date successor
Florida 6th Vacant Rep. Dwight L. Rogers died during previous congress Paul Rogers (D) January 4, 1955
Michigan 15th John D. Dingell, Sr. (D) Died September 19, 1955 John Dingell (D) December 13, 1955
Pennsylvania 30th Vera Buchanan (D) Died November 26, 1955 Elmer J. Holland (D) January 24, 1956
New York 22nd Sidney A. Fine (D) Resigned January 2, 1956 James C. Healey (D) February 7, 1956
Illinois 14th Chauncey W. Reed (R) Died February 9, 1956 Vacant Not filled this term
Pennsylvania 2nd William T. Granahan (D) Died May 25, 1956 Kathryn E. Granahan (D) November 6, 1956
California 20th J. Carl Hinshaw (R) Died August 5, 1956 Vacant Not filled this term
Tennessee 5th Percy Priest (D) Died October 12, 1956 Vacant Not filled this term
New Mexico At-large Antonio M. Fernández (D) Died November 7, 1956 Vacant Not filled this term
New Jersey 2nd T. Millet Hand (R) Died December 26, 1956 Vacant Not filled this term
New York 19th Arthur G. Klein (D) Resigned December 31, 1956 after being elected to the New York Supreme Court Vacant Not filled this term
New York 20th Irwin D. Davidson (DL) Resigned December 31, 1956 Vacant Not filled this term


Lists of committees and their party leaders.


House of Representatives[edit]

Joint appointments[edit]

Employees and legislative agency directors[edit]

Legislative branch agency directors[edit]


House of Representatives[edit]

See also[edit]


  • Martis, Kenneth C. (1989). The Historical Atlas of Political Parties in the United States Congress. New York: Macmillan Publishing Company. 
  • Martis, Kenneth C. (1982). The Historical Atlas of United States Congressional Districts. New York: Macmillan Publishing Company. 

External links[edit]