List of United States senators from Oklahoma

Oklahoma was admitted to the Union on November 16, 1907, and elects United States senators to class 2 and class 3. The state's current U.S. senators are Republicans James Lankford (serving since 2015) and Markwayne Mullin (serving since 2023). Oklahoma's longest-serving senator was Jim Inhofe, who served from 1994 to 2023.

List of senators

 * - style="height:2em"
 * colspan=3 | Vacant
 * nowrap | Nov 16, 1907 – Dec 11, 1907
 * Oklahoma did not elect its senators until one month after statehood.
 * rowspan=4 | 1
 * rowspan=2 | 1
 * Oklahoma did not elect its senators until one month after statehood.
 * nowrap | Nov 16, 1907 – Dec 11, 1907
 * colspan=3 | Vacant
 * colspan=3 | Vacant

! rowspan=9 | 1 ! rowspan=7 | 1
 * - style="height:2em"
 * rowspan=9 align=left | Robert Latham Owen.jpg Robert L. Owen
 * rowspan=9 | Democratic
 * rowspan=9 nowrap | Dec 11, 1907 – Mar 4, 1925
 * rowspan=3 | Elected in 1907.
 * Elected in 1907.
 * rowspan=7 nowrap | Dec 11, 1907 – Mar 4, 1921
 * rowspan=7 | Democratic
 * rowspan=7 align=right | Thomas Pryor Gore.jpg Thomas Gore


 * - style="height:2em"
 * rowspan=3 | 2
 * rowspan=3 | Re-elected in 1909.
 * rowspan=3 | Re-elected in 1909.


 * - style="height:2em"


 * - style="height:2em"
 * rowspan=3 | Re-elected in 1913.
 * rowspan=3 | 2


 * - style="height:2em"
 * rowspan=3 | 3
 * rowspan=3 | Re-elected in 1914.Lost renomination.
 * rowspan=3 | Re-elected in 1914.Lost renomination.


 * - style="height:2em"


 * - style="height:2em"
 * rowspan=3 | Re-elected in 1918.Retired.
 * rowspan=3 | 3

! rowspan=3 | 2
 * - style="height:2em"
 * rowspan=3 | 4
 * rowspan=3 | Elected in 1920.Lost re-election.
 * rowspan=3 nowrap | Mar 4, 1921 – Mar 4, 1927
 * rowspan=3 | Republican
 * rowspan=3 align=right | John William Harreld.jpg John W. Harreld
 * rowspan=3 align=right | John William Harreld.jpg John W. Harreld


 * - style="height:2em"

! rowspan=3 | 2
 * - style="height:2em"
 * rowspan=3 align=left | William Bliss Pine.jpg William B. Pine
 * rowspan=3 | Republican
 * rowspan=3 nowrap | Mar 4, 1925 – Mar 4, 1931
 * rowspan=3 | Elected in 1924.Lost re-election.
 * rowspan=3 | 4

! rowspan=12 | 3
 * - style="height:2em"
 * rowspan=3 | 5
 * rowspan=3 | Elected in 1926.
 * rowspan=12 nowrap | Mar 4, 1927 – Jan 3, 1951
 * rowspan=12 | Democratic
 * rowspan=12 align=right | ElmerThomasOK.jpg Elmer Thomas
 * rowspan=12 align=right | ElmerThomasOK.jpg Elmer Thomas


 * - style="height:2em"

! rowspan=3 | 3
 * - style="height:2em"
 * rowspan=3 align=left | ThomasGore3c32246u crop.jpg Thomas Gore
 * rowspan=3 | Democratic
 * rowspan=3 nowrap | Mar 4, 1931 – Jan 3, 1937
 * rowspan=3 | Elected in 1930.Lost renomination.
 * rowspan=3 | 5


 * - style="height:2em"
 * rowspan=3 | 6
 * rowspan=3 | Re-elected in 1932.
 * rowspan=3 | Re-elected in 1932.


 * - style="height:2em"

! rowspan=3 | 4
 * - style="height:2em"
 * rowspan=3 align=left | Joshua B. Lee.jpg Joshua B. Lee
 * rowspan=3 | Democratic
 * rowspan=3 nowrap | Jan 3, 1937 – Jan 3, 1943
 * rowspan=3 | Elected in 1936.Lost re-election.
 * rowspan=3 | 6


 * - style="height:2em"
 * rowspan=3 | 7
 * rowspan=3 | Re-elected in 1938.
 * rowspan=3 | Re-elected in 1938.


 * - style="height:2em"

! rowspan=3 | 5
 * - style="height:2em"
 * rowspan=3 align=left | Edward Hall Moore.jpg Edward H. Moore
 * rowspan=3 | Republican
 * rowspan=3 nowrap | Jan 3, 1943 – Jan 3, 1949
 * rowspan=3 | Elected in 1942.Retired.
 * rowspan=3 | 7


 * - style="height:2em"
 * rowspan=3 | 8
 * rowspan=3 | Re-elected in 1944.Lost renomination.
 * rowspan=3 | Re-elected in 1944.Lost renomination.


 * - style="height:2em"

! rowspan=7 | 6
 * - style="height:2em"
 * rowspan=7 align=left | Robert S. Kerr.jpg Robert S. Kerr
 * rowspan=7 | Democratic
 * rowspan=7 nowrap | Jan 3, 1949 – Jan 1, 1963
 * rowspan=3 | Elected in 1948.
 * rowspan=3 | 8

! rowspan=12 | 4
 * - style="height:2em"
 * rowspan=3 | 9
 * rowspan=3 | Elected in 1950.
 * rowspan=12 nowrap | Jan 3, 1951 – Jan 3, 1969
 * rowspan=12 | Democratic
 * rowspan=12 align=right | Mike Monroney.jpg Mike Monroney
 * rowspan=12 align=right | Mike Monroney.jpg Mike Monroney


 * - style="height:2em"


 * - style="height:2em"
 * rowspan=3 | Re-elected in 1954.
 * rowspan=3 | 9


 * - style="height:2em"
 * rowspan=4 | 10
 * rowspan=4 | Re-elected in 1956.
 * rowspan=4 | Re-elected in 1956.


 * - style="height:2em"


 * - style="height:2em"
 * Re-elected in 1960.Died.
 * rowspan=6 | 10


 * - style="height:2em"
 * rowspan=2 colspan=3 | Vacant
 * rowspan=2 nowrap | Jan 1, 1963 – Jan 7, 1963
 * rowspan=2 |


 * - style="height:2em"
 * rowspan=5 | 11
 * rowspan=5 | Re-elected in 1962.Lost re-election.
 * rowspan=5 | Re-elected in 1962.Lost re-election.

! 7
 * - style="height:2em"
 * align=left | JHEdmondson.jpg J. Howard Edmondson
 * | Democratic
 * nowrap | Jan 7, 1963 – Nov 3, 1964
 * Appointed to continue Kerr's termLost nomination to finish Kerr's term.

! rowspan=5 | 8
 * - style="height:2em"
 * rowspan=5 align=left | FredRoyHarris.jpg Fred R. Harris
 * rowspan=5 | Democratic
 * rowspan=5 nowrap | Nov 3, 1964 – Jan 3, 1973
 * rowspan=2 | Elected to finish Kerr's term.


 * - style="height:2em"


 * - style="height:2em"
 * rowspan=3 | Re-elected in 1966.Retired.
 * rowspan=3 | 11

! rowspan=6 | 5
 * - style="height:2em"
 * rowspan=3 | 12
 * rowspan=3 | Elected in 1968.
 * rowspan=6 nowrap | Jan 3, 1969 – Jan 3, 1981
 * rowspan=6 | Republican
 * rowspan=6 align=right | BellmonHL.jpg Henry Bellmon
 * rowspan=6 align=right | BellmonHL.jpg Henry Bellmon


 * - style="height:2em"

! rowspan=3 | 9
 * - style="height:2em"
 * rowspan=3 align=left | Dewey Bartlett.jpg Dewey F. Bartlett
 * rowspan=3 | Republican
 * rowspan=3 nowrap | Jan 3, 1973 – Jan 3, 1979
 * rowspan=3 | Elected in 1972.Retired.
 * rowspan=3 | 12


 * - style="height:2em"
 * rowspan=3 | 13
 * rowspan=3 | Re-elected in 1974.Retired.
 * rowspan=3 | Re-elected in 1974.Retired.


 * - style="height:2em"

! rowspan=8 | 10
 * - style="height:2em"
 * rowspan=8 align=left | Senator David Boren (cropped).jpg David Boren
 * rowspan=8 | Democratic
 * rowspan=8 nowrap | Jan 3, 1979 – Nov 15, 1994
 * rowspan=3 | Elected in 1978.
 * rowspan=3 | 13

! rowspan=14 | 6
 * - style="height:2em"
 * rowspan=3 | 14
 * rowspan=3 | Elected in 1980.
 * rowspan=14 nowrap | Jan 3, 1981 – Jan 3, 2005
 * rowspan=14 | Republican
 * rowspan=14 align=right | Don Nickles.jpg Don Nickles
 * rowspan=14 align=right | Don Nickles.jpg Don Nickles


 * - style="height:2em"


 * - style="height:2em"
 * rowspan=3 | Re-elected in 1984.
 * rowspan=3 | 14


 * - style="height:2em"
 * rowspan=3 | 15
 * rowspan=3 | Re-elected in 1986.
 * rowspan=3 | Re-elected in 1986.


 * - style="height:2em"


 * - style="height:2em"
 * rowspan=2 | Re-elected in 1990.Resigned to become President of the University of Oklahoma.
 * rowspan=5 | 15


 * - style="height:2em"
 * rowspan=5 | 16
 * rowspan=5 | Re-elected in 1992.
 * rowspan=5 | Re-elected in 1992.


 * - style="height:2em"
 * colspan=3 | Vacant
 * nowrap | Nov 15, 1994 – Nov 17, 1994

! rowspan=15 | 11
 * - style="height:2em"
 * rowspan=15 align=left | Jim Inhofe, 2007 official photo (mid-crop).jpg Jim Inhofe
 * rowspan=15 | Republican
 * rowspan=15 nowrap | Nov 17, 1994 – Jan 3, 2023
 * rowspan=2 | Elected in 1994 to finish Boren's term.


 * - style="height:2em"


 * - style="height:2em"
 * rowspan=3 | Re-elected in 1996.
 * rowspan=3 | 16


 * - style="height:2em"
 * rowspan=3 | 17
 * rowspan=3 | Re-elected in 1998.Retired.
 * rowspan=3 | Re-elected in 1998.Retired.


 * - style="height:2em"


 * - style="height:2em"
 * rowspan=3 | Re-elected in 2002.
 * rowspan=3 | 17

! rowspan=5 | 7
 * - style="height:2em"
 * rowspan=3 | 18
 * rowspan=3 | Elected in 2004.
 * rowspan=5 nowrap | Jan 3, 2005 – Jan 3, 2015
 * rowspan=5 | Republican
 * rowspan=5 align=right | Tom Coburn official portrait 112th Congress.jpg Tom Coburn
 * rowspan=5 align=right | Tom Coburn official portrait 112th Congress.jpg Tom Coburn


 * - style="height:2em"


 * - style="height:2em"
 * rowspan=3 | Re-elected in 2008.
 * rowspan=3 | 18


 * - style="height:2em"
 * rowspan=3 | 19
 * rowspan=2 | Re-elected in 2010.Resigned.
 * rowspan=2 | Re-elected in 2010.Resigned.


 * - style="height:2em"

! rowspan=7 | 8
 * - style="height:2em"
 * rowspan=3 | Re-elected in 2014.
 * rowspan=3 | 19
 * Elected in 2014	to finish Coburn's term.
 * rowspan=7 nowrap | Jan 3, 2015 – present
 * rowspan=7 | Republican
 * rowspan=7 align=right | James Lankford official portrait, 118th Congress (tight crop 2).jpg James Lankford
 * rowspan=7 align=right | James Lankford official portrait, 118th Congress (tight crop 2).jpg James Lankford


 * - style="height:2em"
 * rowspan=3 | 20
 * rowspan=3 | Re-elected in 2016.
 * rowspan=3 | Re-elected in 2016.


 * - style="height:2em"


 * - style="height:2em"
 * Re-elected in 2020.Resigned.
 * rowspan=3 | 20

! rowspan=2 | 12
 * - style="height:2em"
 * rowspan=2 align=left | Markwayne Mullin official Senate photo.jpg Markwayne Mullin
 * rowspan=2 | Republican
 * rowspan=2 | Jan 3, 2023 – present
 * rowspan=2 | Elected in 2022 to finish Inhofe's term.
 * rowspan=3 | 21
 * rowspan=3 | Re-elected in 2022.
 * rowspan=3 | Re-elected in 2022.


 * - style="height:2em"


 * - style="height:2em"
 * rowspan=2 colspan=5 | To be determined in the 2026 election.
 * rowspan=2| 21


 * - style="height:2em"
 * 22
 * colspan=5 | To be determined in the 2028 election.
 * colspan=5 | To be determined in the 2028 election.