These are tables of congressional delegations from Oregon to the United States Senate and United States House of Representatives.
The current Oregon delegation consists of 6 congresspersons and 2 senators serving in the 119th United States Congress. The dean of the current delegation is Senator Ron Wyden, having served in the Senate since 1996 and in Congress since 1981.
United States Senate
{| class="wikitable floatright" style="text-align: center;"
|-
! colspan=3 | Current U.S. senators from Oregon
|-
! rowspan=2 | <br/><br/>
{| class="wikitable"
! CPVI :
|-
|
|}
! Class II senator
! Class III senator
|- style="vertical-align: top;"
| x150px<br/>Jeff Merkley<br/><br>
| x150px<br/>Ron Wyden<br/><br>
|-
! Party
|
|
|-
! Incumbent since
| January 3, 2009
| February 5, 1996
|}
{| class="wikitable sticky-header" style="text-align:center"
|- style="height:2em"
! colspan="2" | Class II senator
! Congress
! colspan="2" |Class III senator
|- style="height:2em"
| | Delazon Smith (D)
| style="background: #D3D3D3"|
| 35th (1859)
| rowspan="3" style="background: #D3D3D3"|
| rowspan=3 | Joseph Lane (D)
|- style="height:1.5em"
| | vacant
| rowspan="6" |
| rowspan=2|36th (1859–1861)
|- style="height:1.5em"
| rowspan=2 | Edward Baker (R)
|- style="height:1.5em"
| rowspan=3|37th (1861–1863)
| rowspan="5" |
| rowspan="5" | James Nesmith (D)
|- style="height:2em"
| | Benjamin Stark (D)
|- style="height:1.5em"
| rowspan=2 | Benjamin F. Harding (D)
|- style="height:2em"
| 38th (1863–1865)
|- style="height:2em"
| rowspan=3 | George Williams (R)
| rowspan="3" style="background: #D3D3D3"|
| 39th (1865–1867)
|- style="height:2em"
| 40th (1867–1869)
| rowspan="3" style="background: #D3D3D3"|
| rowspan=3 | Henry W. Corbett (R)
|- style="height:2em"
| 41st (1869–1871)
|- style="height:2em"
| rowspan=3 | James K. Kelly (D)
| rowspan="3" |
| 42nd (1871–1873)
|- style="height:2em"
| 43rd (1873–1875)
| rowspan="3" |
| rowspan=3 | John H. Mitchell (R)
|- style="height:2em"
| 44th (1875–1877)
|- style="height:2em"
| rowspan=3 | La Fayette Grover (D)
| rowspan="3" style="background: #D3D3D3"|
| 45th (1877–1879)
|- style="height:2em"
| 46th (1879–1881)
| rowspan="3" style="background: #D3D3D3"|
| rowspan=3 | James H. Slater (D)
|- style="height:2em"
| 47th (1881–1883)
|- style="height:2em"
| rowspan=7 | Joseph N. Dolph (R)
| rowspan="4" |
| 48th (1883–1885)
|- style="height:1.5em"
| rowspan=2|49th (1885–1887)
| rowspan="4" |
| | vacant
|- style="height:1.5em"
| rowspan=6 | John H. Mitchell (R)
|- style="height:2em"
| 50th (1887–1889)
|- style="height:2em"
| rowspan="3" style="background: #D3D3D3"|
| 51st (1889–1891)
|- style="height:2em"
| 52nd (1891–1893)
| rowspan="3" style="background: #D3D3D3"|
|- style="height:2em"
| 53rd (1893–1895)
|- style="height:2em"
| rowspan=4 | George W. McBride (R)
| rowspan="4" |
| 54th (1895–1897)
|- style="height:1.5em"
| rowspan=2|55th (1897–1899)
| rowspan="4" |
| | vacant
|- style="height:1.5em"
| rowspan=3 | Joseph Simon (R)
|- style="height:2em"
| 56th (1899–1901)
|- style="height:2em"
| rowspan=3 | John H. Mitchell (R)
| rowspan="5" style="background: #D3D3D3"|
| 57th (1901–1903)
|- style="height:2em"
| 58th (1903–1905)
| rowspan="5" style="background: #D3D3D3"|
| rowspan="5" | Charles W. Fulton (R)
|- style="height:1.5em"
| rowspan=3|59th (1905–1907)
|- style="height:2em"
| | John M. Gearin (D)
|- style="height:2em"
| | Frederick W. Mulkey (R)
|- style="height:2em"
| rowspan=3 | Jonathan Bourne Jr. (R)
| rowspan="3" |
| 60th (1907–1909)
|- style="height:2em"
| 61st (1909–1911)
| rowspan="3" |
| rowspan="9" | George E.<br/>Chamberlain (D)
|- style="height:2em"
| 62nd (1911–1913)
|- style="height:2em"
| rowspan=3 | Harry Lane (D)
| rowspan="6" style="background: #D3D3D3"|
| 63rd (1913–1915)
|- style="height:2em"
| 64th (1915–1917)
| rowspan="6" style="background: #D3D3D3"|
|- style="height:1.5em"
| rowspan=4|65th (1917–1919)
|- style="height:2em"
| | Charles L. McNary (R)
|- style="height:2em"
| | Frederick W. Mulkey (R)
|- style="height:1.5em"
| rowspan=16 | Charles L. McNary (R)
|- style="height:2em"
| rowspan="3" |
| 66th (1919–1921)
|- style="height:2em"
| 67th (1921–1923)
| rowspan="3" |
| rowspan=3 | Robert N. Stanfield (R)
|- style="height:2em"
| 68th (1923–1925)
|- style="height:2em"
| rowspan="3" style="background: #D3D3D3"|
| 69th (1925–1927)
|- style="height:2em"
| 70th (1927–1929)
| rowspan="3" style="background: #D3D3D3"|
| rowspan=6 | Frederick Steiwer (R)
|- style="height:2em"
| 71st (1929–1931)
|- style="height:2em"
| rowspan="3" |
| 72nd (1931–1933)
|- style="height:2em"
| 73rd (1933–1935)
| rowspan="5" |
|- style="height:2em"
| 74th (1935–1937)
|- style="height:1.5em"
| rowspan="5" style="background: #D3D3D3"|
| rowspan=3|75th (1937–1939)
|- style="height:2em"
| | Alfred E. Reames (D)
|- style="height:1.5em"
| | Alexander G. Barry (R)
|- style="height:2em"
| 76th (1939–1941)
| rowspan="4" style="background: #D3D3D3"|
| rowspan=4 | Rufus C. Holman (R)
|- style="height:2em"
| 77th (1941–1943)
|- style="height:1.5em"
| rowspan="4" |
| rowspan=2|78th (1943–1945)
|- style="height:1.5em"
| rowspan="7" | Guy Cordon (R)
|- style="height:2em"
| 79th (1945–1947)
| rowspan="3" |
| rowspan="4" | Wayne Morse (R)
|- style="height:2em"
| 80th (1947–1949)
|- style="height:2em"
| rowspan="4" style="background: #D3D3D3" |
| 81st (1949–1951)
|- style="height:1.5em"
| rowspan="2" | 82nd (1951–1953)
| rowspan="4" style="background: #D3D3D3" |
|- style="height:1.5em"
| rowspan="2" | Wayne Morse (I)
|- style="height:2em"
| 83rd (1953–1955)
|- style="height:2em"
| rowspan=3 | Richard L. Neuberger (D)
| rowspan="5" |
| 84th (1955–1957)
| rowspan=9 | Wayne Morse (D)
|- style="height:2em"
| 85th (1957–1959)
| rowspan="5" |
|- style="height:1.5em"
| rowspan=3|86th (1959–1961)
|- style="height:2em"
| | Hall S. Lusk (D)
|- style="height:1.5em"
| rowspan=4 | Maurine Neuberger (D)
|- style="height:2em"
| rowspan="3" style="background: #D3D3D3"|
| 87th (1961–1963)
|- style="height:2em"
| 88th (1963–1965)
| rowspan="3" style="background: #D3D3D3"|
|- style="height:2em"
| 89th (1965–1967)
|- style="height:2em"
| rowspan=16 | Mark Hatfield (R)
| rowspan="3" |
| 90th (1967–1969)
|- style="height:2em"
| 91st (1969–1971)
| rowspan="3" |
| rowspan=14 | Bob Packwood (R)
|- style="height:2em"
| 92nd (1971–1973)
|- style="height:2em"
| rowspan="3" style="background: #D3D3D3"|
| 93rd (1973–1975)
|- style="height:2em"
| 94th (1975–1977)
| rowspan="3" style="background: #D3D3D3"|
|- style="height:2em"
| 95th (1977–1979)
|- style="height:2em"
| rowspan="3" |
| 96th (1979–1981)
|- style="height:2em"
| 97th (1981–1983)
| rowspan="3" |
|- style="height:2em"
| 98th (1983–1985)
|- style="height:2em"
| rowspan="3" style="background: #D3D3D3"|
| 99th (1985–1987)
|- style="height:2em"
| 100th (1987–1989)
| rowspan="3" style="background: #D3D3D3"|
|- style="height:2em"
| 101st (1989–1991)
|- style="height:2em"
| rowspan="4" |
| 102nd (1991–1993)
|- style="height:2em"
| 103rd (1993–1995)
| rowspan="4" |
|- style="height:1.5em"
| rowspan=2|104th (1995–1997)
|- style="height:1.5em"
| rowspan=16 | Ron Wyden (D)
|- style="height:2em"
| rowspan=6 | Gordon H. Smith (R)
| rowspan="3" style="background: #D3D3D3"|
| 105th (1997–1999)
|- style="height:2em"
| 106th (1999–2001)
| rowspan="3" style="background: #D3D3D3"|
|- style="height:2em"
| 107th (2001–2003)
|- style="height:2em"
| rowspan="3" |
| 108th (2003–2005)
|- style="height:2em"
| 109th (2005–2007)
| rowspan="3" |
|- style="height:2em"
| 110th (2007–2009)
|- style="height:2em"
| rowspan=9 | Jeff Merkley (D)
| rowspan="3" style="background: #D3D3D3"|
| 111th (2009–2011)
|- style="height:2em"
| 112th (2011–2013)
| rowspan="3" style="background: #D3D3D3"|
|- style="height:2em"
| 113th (2013–2015)
|- style="height:2em"
| rowspan="3" |
| 114th (2015–2017)
|- style="height:2em"
| 115th (2017–2019)
| rowspan="3" |
|- style="height:2em"
| 116th (2019–2021)
|- style="height:2em"
| rowspan="3" style="background: #D3D3D3"|
| 117th (2021–2023)
|- style="height:2em"
| 118th (2023–2025)
| rowspan="2" style="background: #D3D3D3"|
|- style="height:2em"
| 119th (2025–2027)
|}
U.S. House of Representatives
Current representatives
1849–1859: one non-voting delegate
{| class=wikitable style="text-align:center"
! Congress !!
|- style="height:2.5em"
|31st (1849–1851)
| | Samuel Thurston (D)
|- style="height:2.5em"
|32nd (1851–1853)
| rowspan=4 | Joseph Lane (D)
|- style="height:2.5em"
|33rd (1853–1855)
|- style="height:2.5em"
|34th (1855–1857)
|- style="height:2.5em"
|35th (1857–1859)
|}
1859–1893: one seat
After statehood on February 14, 1859, Oregon had one seat, elected at-large statewide.
{| class=wikitable style="text-align:center"
|- style="height:2.5em"
! Congress
!
|- style="height:2.5em"
| 35th (1859)
| | La Fayette Grover (D)
|- style="height:2.5em"
| 36th (1859–1861)
| | Lansing Stout (D)
|- style="height:2em"
| rowspan=2 | 37th (1861–1863)
| | Andrew J. Thayer (D)
|- style="height:2em"
| | George K. Shiel (D)
|- style="height:2.5em"
| 38th (1863–1865)
| | John R. McBride (R)
|- style="height:2.5em"
| 39th (1865–1867)
| | James H. D. Henderson <!-- reference to Union Republican unclear --> (R)
|- style="height:2.5em"
| 40th (1867–1869)
| | Rufus Mallory (R)
|- style="height:2.5em"
| 41st (1869–1871)
| | Joseph Showalter Smith (D)
|- style="height:2.5em"
| 42nd (1871–1873)
| | James H. Slater (D)
|- style="height:2em"
| rowspan=2 | 43rd (1873–1875)
| | Joseph G. Wilson (R)
|- style="height:2em"
| | James Nesmith (D)
|- style="height:2em"
| rowspan=2 | 44th (1875–1877)
| | George A. La Dow