The 104th United States Congress began on January 3, 1995. There were nine new senators (all Republicans) and 86 new representatives (13 Democrats, 73 Republicans), as well as one new delegate (an independent), at the start of the first session. Additionally, three senators (one Democrat, two Republicans) and seven representatives (four Democrats, three Republicans) took office on various dates in order to fill vacancies during the 104th Congress before it ended on January 3, 1997.
| State | Image | Senator | Seniority | Switched party | Prior background | Birth year | ||
|---|---|---|---|---|---|---|---|---|
| Arizona | (R) | (94th overall) | Yes | U.S. House of Representatives | 1942 | |||
| Maine | (R) | (92nd overall) | Yes | U.S. House of Representatives Maine Senate First Lady of Maine | 1947 | |||
| Michigan | (R) | (99th overall) | Yes | Michigan Republican Party Chair | 1952 | |||
| Minnesota | (R) | (97th overall) | No | U.S. House of Representatives | 1948 | |||
| Missouri | (R) | (98th overall) | No | Governor of Missouri Missouri Attorney General State Auditor of Missouri | 1942 | |||
| Ohio | (R) | (93rd overall) | Yes | Lieutenant Governor of Ohio U.S. House of Representatives Ohio Senate | 1947 | |||
| Pennsylvania | (R) | (96th overall) | Yes | U.S. House of Representatives | 1958 | |||
| Tennessee | (R) | (100th overall) | Yes | Surgeon | 1952 | |||
| Wyoming | (R) | (95th overall) | No | U.S. House of Representatives Wyoming House of Representatives | 1933 |
| State | Image | Senator | Took office | Switched party | Prior background | Birth year | ||
|---|---|---|---|---|---|---|---|---|
| Oregon | (D) | Yes | U.S. House of Representatives | 1949 | ||||
| Kansas | (R) | No | Lieutenant Governor of Kansas Kansas Senate | 1945 | ||||
| Kansas | (R) | No | U.S. House of Representatives Kansas Secretary of Agriculture | 1956 |
| District | Representative | Switched party | Prior background | Birth year | ||
|---|---|---|---|---|---|---|
| (R) | Yes | State Senator | 1958 | |||
| (R) | No | Air National Guard | 1949 | |||
| (R) | Yes | Television host | 1958 | |||
| (R) | Yes | U.S. Representative | 1950 | |||
| (D) | No | Congressional staffer | 1947 | |||
| (R) | Yes | County commissioner | 1955 | |||
| (R) | No | State Assemblywoman | 1941 | |||
| (R) | No | Mayor of Palm Springs | 1935 | |||
| (R) | Yes | County supervisor | 1951 | |||
| (R) | Yes | Lawyer | 1963 | |||
| (R) | Yes | Physician | 1953 | |||
| (R) | No | State Senator | 1954 | |||
| (R) | Yes | U.S. Attorney | 1948 | |||
| (R) | Yes | Lawyer | 1943 | |||
| (R) | Yes | Army Captain | 1941 | |||
| (R) | Yes | Consultant | 1938 | |||
| (R) | Yes | Army Captain | 1962 | |||
| (R) | Yes | State Representative | 1957 | |||
| (R) | No | State Representative | 1945 | |||
| (R) | Yes | Domestic Policy Council | 1958 | |||
| (R) | Yes | Congressional aide | 1950 | |||
| (R) | Yes | Engineer | 1961 | |||
| (R) | Yes | Plastic surgeon | 1949 | |||
| (R) | No | Businessman | 1948 | |||
| (R) | Yes | Kansas Secretary of Agriculture | 1956 | |||
| (R) | Yes | State Senator | 1951 | |||
| (R) | Yes | State Representative | 1943 | |||
| (D) | No | State Representative | 1951 | |||
| (R) | Yes | Lawyer | 1951 | |||
| (D) | Yes | State Senator | 1955 | |||
| (R) | No | State Delegate | 1957 | |||
| (R) | Yes | Automobile manufacturer | 1942 | |||
| (D) | No | State Representative | 1956 | |||
| (R) | Yes | State Representative | 1951 | |||
| (D) | Yes | State Senator | 1945 | |||
| (R) | Yes | State Senator | 1951 | |||
| (D) | No | State Representative | 1947 | |||
| (R) | Yes | Marketer | 1963 | |||
| (R) | Yes | Veterinarian | 1958 | |||
| (R) | Yes | State Senator | 1952 | |||
| (R) | Yes | State Assemblyman | 1946 | |||
| (R) | Yes | Chosen Freeholder | 1947 | |||
| (R) | No | State Assemblyman | 1946 | |||
| (R) | Yes | Small Business Administration | 1952 | |||
| (R) | No | State Assemblyman | 1955 | |||
| (R) | No | Congressional advisor | 1936 | |||
| (R) | Yes | U.S. Ambassador to Romania | 1944 | |||
| (R) | Yes | State Representative | 1943 | |||
| (R) | Yes | Police chief | 1929 | |||
| (R) | Yes | Sales manager | 1955 | |||
| (R) | No | Mayor of Charlotte | 1941 | |||
| (R) | Yes | City Councilor | 1953 | |||
| (R) | Yes | Businessman | 1943 | |||
| (R) | Yes | State Senator | 1954 | |||
| (R) | Yes | Public defender | 1954 | |||
| (R) | No | Professional football player | 1954 | |||
| (R) | Yes | Doctor | 1948 | |||
| (R) | Yes | College football player | 1957 | |||
| (R) | No | State Senator | 1932 | |||
| (R) | Yes | State Senator | 1956 | |||
| (D) | No | State Senator | 1956 | |||
| (R) | Yes | County Commissioner | 1947 | |||
| (D) | Yes | City Councilor | 1953 | |||
| (D) | No | County Commissioner | 1930 | |||
| (R) | No | City Controller | 1956 | |||
| (D) | Yes | State Representative | 1967 | |||
| (R) | No | Air Force Captain | 1960 | |||
| (R) | Yes | State Representative | 1955 | |||
| (R) | Yes | County party chairman | 1957 | |||
| (R) | Yes | Air Force Reserve Command | 1959 | |||
| (R) | No | U.S. Attorney | 1948 | |||
| (R) | Yes | Salesman | 1956 | |||
| (D) | No | Supreme Court Justice | 1946 | |||
| (R) | Yes | Congressional staffer | 1958 | |||
| (D) | No | City Councilor | 1950 | |||
| (D) | No | Investment banker | 1959 | |||
| (R) | Yes | Lawyer | 1958 | |||
| (R) | Yes | County Supervisor | 1949 | |||
| (R) | Yes | Lawyer | 1953 | |||
| (R) | Yes | State Senator | 1927 | |||
| (R) | Yes | State Senator | 1950 | |||
| (R) | Yes | State Representative | 1941 | |||
| (R) | Yes | Attorney | 1944 | |||
| (R) | Yes | State Representative | 1965 | |||
| (R) | Yes | Home builder | 1954 | |||
| (R) | No | State Senator | 1946 |
| District | Representative | Took office | Switched party | Prior background | Birth year | ||
|---|---|---|---|---|---|---|---|
| (R) | Yes | U.S. Representative | 1952 | ||||
| (D) | No | Campaign manager | 1965 | ||||
| (D) | No | State Assemblywoman | 1938 | ||||
| (D) | No | State Delegate | 1951 | ||||
| (D) | No | City Commissioner | 1948 | ||||
| (R) | No | None | 1950 | ||||
| (R) | No | Olympic athlete | 1947 |