90th United States Congress

90th United States Congress
89th ←
→ 91st

January 3, 1967 – January 3, 1969
Members100 senators
435 representatives
Senate MajorityDemocratic
Senate PresidentHubert Humphrey (D)
House MajorityDemocratic
House SpeakerJohn W. McCormack (D)
1st: January 10, 1967 – December 15, 1967
2nd: January 15, 1968 – October 14, 1968

The 90th 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, 1967, to January 3, 1969, during the last two years of the second administration of U.S. President Lyndon B. Johnson.

The apportionment of seats in this House of Representatives was based on the Eighteenth Census of the United States in 1960. Both chambers had a Democratic majority.

Major events

Major legislation

President Johnson signing the Civil Rights Act of 1968

Constitutional amendments

Party summary

Party standings on the opening day of the 90th Congress
 64 Democratic Senators
 36 Republican Senators
House seats by party holding plurality in state
 80.1-100% Democratic
 80.1-100% Republican
 60.1-80% Democratic
 60.1-80% Republican
 Up to 60% Democratic
 Up to 60% Republican

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 previous congress 66 3399 1
Begin 64 35 99 1
End 62 38 1000
Final voting share 62.0% 38.0%
Beginning of next congress 57 43100 0

House of Representatives

(shading shows control)
Total Vacant
End of previous congress 288 137425 10
Begin 248 187 435 0
End 247 186 4332
Final voting share 57.0% 43.0%
Beginning of next congress 243 192435 0


President Johnson with NFL owners and Republican Congressional leaders, June 7, 1967.
L-R: Edward Bennett Williams (President of the Washington Redskins), Senator Everett Dirksen, NFL Commissioner Pete Rozelle, President Lyndon B. Johnson, Rep. Gerald Ford, unidentified (probably Rep. John W. Byrnes)
Senate President
Hubert Humphrey
Senate President pro tempore
Carl Hayden


Majority (Democratic) leadership

Minority (Republican) leadership

House of Representatives

House Speaker
John W. McCormack

Majority (Democratic) leadership

Minority (Republican) leadership



This list is arranged by chamber, then by state. Senators are listed by their classes, 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 re-election in 1970; Class 2 meant their term began with this Congress, requiring re-election in 1972; and Class 3 meant their term ended with this Congress, requiring re-election in 1968.

House of Representatives

The names of members of the House of Representatives elected statewide on the general ticket or otherwise at-large, are preceded by an "At-large," and the names of those elected from districts, whether plural or single member, are preceded by their district numbers.

Changes in membership

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


  • Replacements: 4
  • Deaths: 2
  • Resignations: 2
  • Total seats with changes: 5
Vacator Reason for change Successor Date of successor's
formal installation[a]
Vacant Delayed taking seat to finish term as Governor of Oregon. Mark Hatfield (R) January 10, 1967
New York
Robert F. Kennedy (D) Assassinated June 6, 1968, while campaigning for the Democratic presidential nomination.
Successor was appointed to continue the term.
Charles Goodell (R) September 10, 1968
Bob Bartlett (D) Died December 11, 1968
Successor was appointed to continue the term.
Ted Stevens (R) December 24, 1968
Thruston Ballard Morton (R) Resigned December 16, 1968, to give successor preferential seniority, having already retired.
Successor was appointed to finish the term, having already been elected to the next term.
Marlow Cook (R) December 17, 1968
Edward V. Long (D) Resigned December 27, 1968, having lost renomination to the next term.
Successor was appointed to finish the term, having already been elected to the next term.
Thomas Eagleton (D) December 28, 1968

House of Representatives

  • Replacements: 6
  • Deaths: 4
  • Resignations: 4
  • Expulsion: 1
  • Total seats with changes: 9
District Vacator Reason for change Successor Date of successor's
formal installation[a]
Rhode Island 2nd John E. Fogarty (D) Died January 10, 1967 Robert Tiernan (D) March 28, 1967
New York 18th Adam Clayton Powell Jr. (D) Excluded from House February 28, 1967, pursuant to H. Res. 278 Adam Clayton Powell Jr. (D) April 11, 1967
California 11th J. Arthur Younger (R) Died June 20, 1967 Pete McCloskey (R) December 12, 1967
New York 13th Abraham J. Multer (D) Resigned December 31, 1967, after being elected as judge of New York Supreme Court Bertram L. Podell (D) February 20, 1968
Mississippi 3rd John Bell Williams (D) Resigned January 16, 1968, after being elected Governor of Mississippi Charles H. Griffin (D) March 12, 1968
Texas 3rd Joe R. Pool (D) Died July 14, 1968 James M. Collins (R) August 24, 1968
Pennsylvania 20th Elmer J. Holland (D) Died August 9, 1968 Joseph M. Gaydos (D) November 5, 1968
New York 38th Charles Goodell (R) Resigned September 9, 1968, after becoming U.S. Senator Vacant Not filled this term
New York 24th Paul A. Fino (R) Resigned December 31, 1968


Lists of committees and their party leaders, for members (House and Senate) of the committees and their assignments, go into the Official Congressional Directory at the bottom of the article and click on the link (2 links), in the directory after the pages of terms of service, you will see the committees of the Senate, House (Standing with Subcommittees, Select and Special) and Joint and after the committee pages, you will see the House/Senate committee assignments in the directory, on the committees section of the House and Senate in the Official Congressional Directory, the committee's members on the first row on the left side shows the chairman of the committee and on the right side shows the ranking member of the committee.


House of Representatives

Joint committees


Legislative branch agency directors


House of Representatives

See also


  1. ^ a b When seated or oath administered, not necessarily when service began.


  • 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

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