Oklahoma U.S. Senators (2026)
OK · U.S. Senate Delegation
Joined the Union
November 16, 1907
Population (Est.)
4,053,824
Current U.S. Senators
Delegation Voting Summary
119th CongressAgreement Rate
98.8%
James Lankford and Alan Armstrong voted the same way on 162 of 164 shared votes
Both are Republicans
James Lankford
Senior Senator
Party Unity
99.4%
Missed Votes
0.7%
884 votes cast of 890 roll calls
Alan Armstrong
Junior Senator
Party Unity
98.2%
Missed Votes
0.0%
166 votes cast of 166 roll calls
Former Senators from Oklahoma
All 18 former U.S. senators who represented Oklahoma, most recent first.
- Markwayne Mullin 2023 – 2026
- James Inhofe 1994 – 2023
- Thomas Coburn 2005 – 2015
- Donald Nickles 1981 – 2005
- David Boren 1979 – 1994
- Henry Bellmon 1969 – 1981
- Dewey Bartlett 1973 – 1979
- Fred Harris 1964 – 1973
- Almer Monroney 1951 – 1969
- James Edmondson 1963 – 1964
- Robert Kerr 1949 – 1963
- J. W. Elmer Thomas 1927 – 1951
- Edward Moore 1943 – 1949
- Joshua Lee 1937 – 1943
- Thomas Gore 1907 – 1937
- William Pine 1925 – 1931
- John Harreld 1921 – 1927
- Robert Owen 1907 – 1925