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|  | Beutler, Jaime Herrera | R | WA | U.S. House | 2011 – 2023 |
| | Haaland, Deb | D | NM | U.S. House | 2019 – 2021 |
| | Hagan, George Elliott | D | GA | U.S. House | 1961 – 1973 |
| | Hagan, Kay | D | NC | U.S. Senate | 2009 – 2015 |
| | Hagedorn, Jim | R | MN | U.S. House | 2019 – 2022 |
| | Hagedorn, Thomas Michael | R | MN | U.S. House | 1975 – 1983 |
| | Hagel, Chuck | R | NE | U.S. Senate | 1997 – 2009 |
| | Hageman, Harriet M. | R | WY | U.S. House | 2023 – 2025 |
| | Hagen, Harlan Francis | D | CA | U.S. House | 1953 – 1967 |
| | Hagen, Harold Christian | R | MN | U.S. House | 1945 – 1955 |
| | Hagerty, Bill | R | TN | U.S. Senate | 2021 – 2027 |
| | Hahn, Janice | D | CA | U.S. House | 2011 – 2017 |
| | Hale, Robert | R | ME | U.S. House | 1945 – 1959 |
| | Haley, James Andrew | D | FL | U.S. House | 1953 – 1977 |
| | Hall, David McKee | D | NC | U.S. House | 1959 – 1960 |
| | Hall, Durward Gorham | R | MO | U.S. House | 1961 – 1973 |
| | Hall, Edwin Arthur | R | NY | U.S. House | 1945 – 1953 |
| | Hall, John | D | NY | U.S. House | 2007 – 2011 |
| | Hall, Katie Beatrice | D | IN | U.S. House | 1982 – 1985 |
| | Hall, Kwanza | D | GA | U.S. House | 2020 – 2021 |
| | Hall, Leonard Wood | R | NY | U.S. House | 1945 – 1953 |
| | Hall, Ralph M. | R | TX | U.S. House | 1981 – 2015 |
| | Hall, Sam Blakeley, Jr. | D | TX | U.S. House | 1976 – 1985 |
| | Hall, Tim Lee | D | IL | U.S. House | 1975 – 1977 |
| | Hall, Tony P. | D | OH | U.S. House | 1979 – 2002 |
| | Halleck, Charles Abraham | R | IN | U.S. House | 1945 – 1969 |
| | Halpern, Seymour | R | NY | U.S. House | 1959 – 1973 |
| | Halvorson, Debbie | D | IL | U.S. House | 2009 – 2011 |
| | Hamburg, Daniel | D | CA | U.S. House | 1993 – 1995 |
| | Hamilton, Lee Herbert | D | IN | U.S. House | 1965 – 1999 |
| | Hammerschmidt, John Paul | R | AR | U.S. House | 1967 – 1993 |
| | Hanabusa, Colleen | D | HI | U.S. House | 2011 – 2019 |
| | Hance, Kent Ronald | R | TX | U.S. House | 1979 – 1985 |
| | Hancock, Clarence Eugene | R | NY | U.S. House | 1945 – 1947 |
| | Hancock, Melton (Mel) | R | MO | U.S. House | 1989 – 1997 |
| | Hand, Thomas Millet | R | NJ | U.S. House | 1945 – 1956 |
| | Handel, Karen | R | GA | U.S. House | 2017 – 2019 |
| | Hanley, James Michael | D | NY | U.S. House | 1965 – 1981 |
| | Hanna, Richard Thomas | D | CA | U.S. House | 1963 – 1975 |
| | Hanna, Richard | R | NY | U.S. House | 2011 – 2017 |
| | Hannaford, Mark Warren | D | CA | U.S. House | 1975 – 1979 |
| | Hanrahan, Robert Paul | R | IL | U.S. House | 1973 – 1975 |
| | Hansen, Clifford Peter | R | WY | U.S. Senate | 1967 – 1979 |
| | Hansen, George Vernon | R | ID | U.S. House | 1965 – 1985 |
| | Hansen, James V. | R | UT | U.S. House | 1981 – 2003 |
| | Hansen, John Robert | D | IA | U.S. House | 1965 – 1967 |
| | Hansen, Julia Butler | D | WA | U.S. House | 1961 – 1975 |
| | Hansen, Orval Howard | R | ID | U.S. House | 1969 – 1975 |
| | Harden, Cecil Murray | R | IN | U.S. House | 1949 – 1959 |
| | Harder, Josh | D | CA | U.S. House | 2019 – 2025 |
| | Harding, Ralph R. | D | ID | U.S. House | 1961 – 1965 |
| | Hardy, Cresent | R | NV | U.S. House | 2015 – 2017 |
| | Hardy, Porter, Jr. | D | VA | U.S. House | 1947 – 1969 |
| | Hare, Butler Black | D | SC | U.S. House | 1945 – 1947 |
| | Hare, James Butler | D | SC | U.S. House | 1949 – 1952 |
| | Hare, Phil | D | IL | U.S. House | 2007 – 2011 |
| | Hargis, Denver David | D | KS | U.S. House | 1959 – 1961 |
| | Harkin, Tom | D | IA | U.S. Senate | 1975 – 2015 |
| | Harless, Richard Fielding | D | AZ | U.S. House | 1945 – 1949 |
| | Harman, Jane | D | CA | U.S. House | 1993 – 2011 |
| | Harmon, Randall S. | D | IN | U.S. House | 1959 – 1961 |
| | Harness, Forest Arthur | R | IN | U.S. House | 1945 – 1949 |
| | Harper, Gregg | R | MS | U.S. House | 2009 – 2019 |
| | Harrington, Michael Joseph | D | MA | U.S. House | 1969 – 1979 |
| | Harris, Andy | R | MD | U.S. House | 2011 – 2025 |
| | Harris, Claude, Jr. | D | AL | U.S. House | 1987 – 1993 |
| | Harris, Fred Roy | D | OK | U.S. Senate | 1964 – 1973 |
| | Harris, Herbert Eugene, II | D | VA | U.S. House | 1975 – 1981 |
| | Harris, Kamala | D | | U.S. Senate | 2017 – 2025 |
| | Harris, Katherine | R | FL | U.S. House | 2003 – 2007 |
| | Harris, Oren | D | AR | U.S. House | 1941 – 1966 |
| | Harrison, Burr Powell | D | VA | U.S. House | 1947 – 1963 |
| | Harrison, Frank Girard | D | PA | U.S. House | 1983 – 1985 |
| | Harrison, Robert Dinsmore | R | NE | U.S. House | 1951 – 1959 |
| | Harrison, William Henry | R | WY | U.S. House | 1951 – 1969 |
| | Harsha, William Howard | R | OH | U.S. House | 1961 – 1981 |
| | Harshbarger, Diana | R | TN | U.S. House | 2021 – 2025 |
| | Hart, Edward Joseph | D | NJ | U.S. House | 1935 – 1955 |
| | Hart, Gary Warren | D | CO | U.S. Senate | 1975 – 1987 |
| | Hart, Melissa A. | R | PA | U.S. House | 2001 – 2007 |
| | Hart, Philip Aloysius | D | MI | U.S. Senate | 1959 – 1976 |
| | Hart, Thomas Charles | R | CT | U.S. Senate | 1945 – 1947 |
| | Hartke, Rupert Vance | D | IN | U.S. Senate | 1959 – 1977 |
| | Hartley, Fred Allan, Jr. | R | NJ | U.S. House | 1945 – 1949 |
| | Hartnett, Thomas Forbes | R | SC | U.S. House | 1981 – 1987 |
| | Hartzler, Vicky | R | MO | U.S. House | 2011 – 2023 |
| | Harvey, James | R | MI | U.S. House | 1961 – 1974 |
| | Harvey, Ralph | R | IN | U.S. House | 1947 – 1966 |
| | Haskell, Floyd Kirk | D | CO | U.S. Senate | 1973 – 1979 |
| | Haskell, Harry Garner, Jr. | R | DE | U.S. House | 1957 – 1959 |
| | Hassan, Maggie | D | NH | U.S. Senate | 2017 – 2029 |
| | Hastert, J. Dennis | R | IL | U.S. House | 1987 – 2007 |
| | Hastings, Alcee L. | D | FL | U.S. House | 1993 – 2021 |
| | Hastings, James Fred | R | NY | U.S. House | 1969 – 1977 |
| | Hatch, Carl Atwood | D | NM | U.S. Senate | 1943 – 1949 |
| | Hatch, Orrin G. | R | UT | U.S. Senate | 1977 – 2019 |
| | Hatcher, Charles Floyd | D | GA | U.S. House | 1981 – 1993 |
| | Hatfield, Mark Odom | R | OR | U.S. Senate | 1967 – 1997 |
| | Hatfield, Paul Gerhart | D | MT | U.S. Senate | 1978 – 1978 |
| | Hathaway, William Dodd | D | ME | U.S. Senate | 1965 – 1979 |
| | Havenner, Franck Roberts | D | CA | U.S. House | 1945 – 1953 |
| | Hawkes, Albert Wahl | R | NJ | U.S. Senate | 1943 – 1949 |
| | Hawkins, Augustus Freeman | D | CA | U.S. House | 1963 – 1991 |
| | Hawkins, Paula | R | FL | U.S. Senate | 1981 – 1987 |
| | Hawley, Josh | R | MO | U.S. Senate | 2019 – 2025 |
| | Hayakawa, Samuel Ichiye | R | CA | U.S. Senate | 1977 – 1983 |
| | Hayden, Carl Trumbull | D | AZ | U.S. Senate | 1945 – 1969 |
| | Hayes, Charles Arthur | D | IL | U.S. House | 1983 – 1993 |
| | Hayes, Jahana | D | CT | U.S. House | 2019 – 2025 |
| | Hayes, James Allison | D | LA | U.S. House | 1987 – 1997 |
| | Hayes, Philip Harold | D | IN | U.S. House | 1975 – 1977 |
| | Hayes, Robin | R | NC | U.S. House | 1999 – 2009 |
| | Hays, Lawrence Brooks | D | AR | U.S. House | 1945 – 1959 |
| | Hays, Wayne Levere | D | OH | U.S. House | 1949 – 1977 |
| | Hayworth, Donald | D | MI | U.S. House | 1955 – 1957 |
| | Hayworth, J.D. | R | AZ | U.S. House | 1995 – 2007 |
| | Hayworth, Nan | R | NY | U.S. House | 2011 – 2013 |
| | Healey, James Christopher | D | NY | U.S. House | 1956 – 1965 |
| | Healy, Ned Romeyn | D | CA | U.S. House | 1945 – 1947 |
| | Hebert, Felix Edward | D | LA | U.S. House | 1945 – 1977 |
| | Hechler, Kenneth William | D | WV | U.S. House | 1959 – 1977 |
| | Hecht, Jacob Chic | R | NV | U.S. Senate | 1983 – 1989 |
| | Heck, Denny | D | WA | U.S. House | 2013 – 2021 |
| | Heck, Joe | R | NV | U.S. House | 2011 – 2017 |
| | Heckler, Margaret M. | R | MA | U.S. House | 1967 – 1983 |
| | Hedrick, Erland Harold | D | WV | U.S. House | 1945 – 1953 |
| | Heffernan, James Joseph | D | NY | U.S. House | 1945 – 1953 |
| | Hefley, Joel | R | CO | U.S. House | 1987 – 2007 |
| | Heflin, Howell Thomas | D | AL | U.S. Senate | 1979 – 1997 |
| | Hefner, Willie Gathrel | D | NC | U.S. House | 1975 – 1999 |
| | Heftel, Cecil Landau | D | HI | U.S. House | 1977 – 1986 |
| | Heidinger, James Vandaveer | R | IL | U.S. House | 1941 – 1945 |
| | Heineman, Fred | R | NC | U.S. House | 1995 – 1997 |
| | Heinrich, Martin | D | NM | U.S. Senate | 2009 – 2025 |
| | Heinz, Henry John, III | R | PA | U.S. Senate | 1971 – 1991 |
| | Heitkamp, Heidi | D | ND | U.S. Senate | 2013 – 2019 |
| | Heller, Dean | R | NV | U.S. Senate | 2007 – 2019 |
| | Heller, Louis Benjamin | D | NY | U.S. House | 1949 – 1954 |
| | Helms, Jesse Alexander | R | NC | U.S. Senate | 1973 – 2003 |
| | Helstoski, Henry | D | NJ | U.S. House | 1965 – 1977 |
| | Hemphill, Robert Witherspoon | D | SC | U.S. House | 1957 – 1964 |
| | Henderson, David Newton | D | NC | U.S. House | 1961 – 1977 |
| | Henderson, John Earl | R | OH | U.S. House | 1955 – 1961 |
| | Hendon, William Martin | R | NC | U.S. House | 1981 – 1987 |
| | Hendricks, Joseph Edward | D | FL | U.S. House | 1945 – 1949 |
| | Hendrickson, Robert Clymer | R | NJ | U.S. Senate | 1949 – 1955 |
| | Hennings, Thomas Carey, Jr | D | MO | U.S. Senate | 1951 – 1960 |
| | Henry, Paul B. | R | MI | U.S. House | 1985 – 1993 |
| | Henry, Robert Kirkland | R | WI | U.S. House | 1945 – 1947 |
| | Hensarling, Jeb | R | TX | U.S. House | 2003 – 2019 |
| | Herger, Wally | R | CA | U.S. House | 1987 – 2013 |
| | Herlong, Albert Sydney, Jr. | D | FL | U.S. House | 1949 – 1969 |
| | Hern, Kevin | R | OK | U.S. House | 2018 – 2025 |
| | Herrell, Yvette | R | NM | U.S. House | 2021 – 2023 |
| | Herseth-Sandlin, Stephanie | D | SD | U.S. House | 2004 – 2011 |
| | Hertel, Dennis Mark | D | MI | U.S. House | 1981 – 1993 |
| | Herter, Christian Archibald | R | MA | U.S. House | 1945 – 1953 |
| | Heselton, John Walter | R | MA | U.S. House | 1945 – 1959 |
| | Hess, William Emil | R | OH | U.S. House | 1945 – 1961 |
| | Hice, Jody | R | GA | U.S. House | 2015 – 2023 |
| | Hickenlooper, Bourke Blakemore | R | IA | U.S. Senate | 1945 – 1969 |
| | Hickenlooper, John | D | CO | U.S. Senate | 2021 – 2027 |
| | Hickey, John Joseph | D | WY | U.S. Senate | 1961 – 1962 |
| | Hicks, Floyd Verne | D | WA | U.S. House | 1965 – 1977 |
| | Hicks, Louise Day | D | MA | U.S. House | 1971 – 1973 |
| | Hiestand, Edgar Willard | R | CA | U.S. House | 1953 – 1963 |
| | Higgins, Brian | D | NY | U.S. House | 2005 – 2025 |
| | Higgins, Clay | R | LA | U.S. House | 2017 – 2025 |
| | Hightower, Jack English | D | TX | U.S. House | 1975 – 1985 |
| | Hiler, John Patrick | R | IN | U.S. House | 1981 – 1991 |
| | Hill, Baron P. | D | IN | U.S. House | 1999 – 2011 |
| | Hill, French | R | AR | U.S. House | 2015 – 2025 |
| | Hill, Joseph Lister | D | AL | U.S. Senate | 1945 – 1969 |
| | Hill, Katie | D | CA | U.S. House | 2019 – 2019 |
| | Hill, Rick | R | MT | U.S. House | 1997 – 2001 |
| | Hill, William Silas | R | CO | U.S. House | 1945 – 1959 |
| | Hilleary, Van | R | TN | U.S. House | 1995 – 2003 |
| | Hillelson, Jeffrey Paul | R | MO | U.S. House | 1953 – 1955 |
| | Hilliard, Earl F. | D | AL | U.S. House | 1993 – 2003 |
| | Hillings, Patrick Jerome | R | CA | U.S. House | 1951 – 1959 |
| | Hillis, Elwood Haynes | R | IN | U.S. House | 1971 – 1987 |
| | Himes, Jim | D | CT | U.S. House | 2009 – 2025 |
| | Hinchey, Maurice D. | D | NY | U.S. House | 1993 – 2013 |
| | Hinojosa, Rubén | D | TX | U.S. House | 1997 – 2017 |
| | Hinshaw, Andrew Jackson | R | CA | U.S. House | 1973 – 1977 |
| | Hinshaw, John Carl Williams | R | CA | U.S. House | 1945 – 1956 |
| | Hinson, Ashley | R | IA | U.S. House | 2021 – 2025 |
| | Hinson, Jon Clifton | R | MS | U.S. House | 1979 – 1981 |
| | Hirono, Mazie | D | HI | U.S. Senate | 2007 – 2025 |
| | Hoagland, Peter#S.D# | D | NE | U.S. House | 1989 – 1995 |
| | Hobbs, Samuel Francis | D | AL | U.S. House | 1935 – 1952 |
| | Hoblitzell, John Dempsey, Jr | R | WV | U.S. Senate | 1958 – 1958 |
| | Hobson, David L | R | OH | U.S. House | 1991 – 2009 |
| | Hoch, Daniel Knabb | D | PA | U.S. House | 1945 – 1947 |
| | Hochbrueckner, George Joseph | D | NY | U.S. House | 1987 – 1995 |
| | Hochul, Kathy | D | NY | U.S. House | 2011 – 2013 |
| | Hodes, Paul W. | D | NH | U.S. House | 2007 – 2011 |
| | Hodges, Kaneaster, Jr | D | AR | U.S. Senate | 1977 – 1979 |
| | Hoeffel, Joseph M. | D | PA | U.S. House | 1999 – 2005 |
| | Hoekstra, Peter | R | MI | U.S. House | 1993 – 2011 |
| | Hoeven, Charles Bernard | R | IA | U.S. House | 1945 – 1965 |
| | Hoeven, John | R | ND | U.S. Senate | 2011 – 2029 |
| | Hoey, Clyde Roark | D | NC | U.S. Senate | 1945 – 1954 |
| | Hoffman, Carl Henry | R | PA | U.S. House | 1946 – 1947 |
| | Hoffman, Clare Eugene | R | MI | U.S. House | 1945 – 1963 |
| | Hoffman, Elmer Joseph | R | IL | U.S. House | 1959 – 1965 |
| | Hoffman, Richard William | R | IL | U.S. House | 1949 – 1957 |
| | Hogan, Earl Lee | D | IN | U.S. House | 1959 – 1961 |
| | Hogan, Lawrence Joseph | R | MD | U.S. House | 1969 – 1975 |
| | Hoke, Martin R. | R | OH | U.S. House | 1993 – 1997 |
| | Holden, Tim | D | PA | U.S. House | 1993 – 2013 |
| | Holding, George | R | NC | U.S. House | 2013 – 2021 |
| | Holifield, Chester Earl | D | CA | U.S. House | 1945 – 1975 |
| | Holland, Elmer Joseph | D | PA | U.S. House | 1942 – 1968 |
| | Holland, Kenneth Lamar | D | SC | U.S. House | 1975 – 1983 |
| | Holland, Spessard Lindsey | D | FL | U.S. Senate | 1946 – 1971 |
| | Hollenbeck, Harold Capistran | R | NJ | U.S. House | 1977 – 1983 |
| | Hollings, Ernest F. | D | SC | U.S. Senate | 1967 – 2005 |
| | Hollingsworth, Trey | R | IN | U.S. House | 2017 – 2023 |
| | Holloway, Clyde Cecil | R | LA | U.S. House | 1987 – 1993 |
| | Holmes, Otis Halbert | R | WA | U.S. House | 1945 – 1959 |
| | Holmes, Pehr Gustaf | R | MA | U.S. House | 1945 – 1947 |
| | Holt, Joseph Franklin, III | R | CA | U.S. House | 1953 – 1961 |
| | Holt, Marjorie Sewell | R | MD | U.S. House | 1973 – 1987 |
| | Holt, Rush D. | D | NJ | U.S. House | 1999 – 2015 |
| | Holtzman, Elizabeth | D | NY | U.S. House | 1973 – 1981 |
| | Holtzman, Lester | D | NY | U.S. House | 1953 – 1961 |
| | Honda, Michael M. | D | CA | U.S. House | 2001 – 2017 |
| | Hook, Frank Eugene | D | MI | U.S. House | 1945 – 1947 |
| | Hooley, Darlene | D | OR | U.S. House | 1997 – 2009 |
| | Hope, Clifford Ragsdale | R | KS | U.S. House | 1945 – 1957 |
| | Hopkins, Larry Jones | R | KY | U.S. House | 1979 – 1993 |
| | Horan, Walter Franklin | R | WA | U.S. House | 1945 – 1965 |
| | Horn, Joan Kelly | D | MO | U.S. House | 1991 – 1993 |
| | Horn, Kendra | D | OK | U.S. House | 2019 – 2021 |
| | Horn, Steve | R | CA | U.S. House | 1993 – 2003 |
| | Horsford, Steven | D | NV | U.S. House | 2013 – 2025 |
| | Horton, Frank Jefferson | R | NY | U.S. House | 1963 – 1993 |
| | Hosmer, Craig | R | CA | U.S. House | 1953 – 1975 |
| | Hostettler, John | R | IN | U.S. House | 1995 – 2007 |
| | Houchin, Erin | R | IN | U.S. House | 2023 – 2025 |
| | Houghton, Amo | R | NY | U.S. House | 1987 – 2005 |
| | Houlahan, Chrissy | D | PA | U.S. House | 2019 – 2025 |
| | Howard, James John | D | NJ | U.S. House | 1965 – 1989 |
| | Howe, Allan Turner | D | UT | U.S. House | 1975 – 1977 |
| | Howell, Charles Robert | D | NJ | U.S. House | 1949 – 1955 |
| | Howell, George Evan | R | IL | U.S. House | 1945 – 1949 |
| | Hoyer, Steny | D | MD | U.S. House | 1981 – 2025 |
| | Hoyle, Val | D | OR | U.S. House | 2023 – 2025 |
| | Hruska, Roman Lee | R | NE | U.S. Senate | 1953 – 1977 |
| | Hubbard, Carroll, Jr. | D | KY | U.S. House | 1975 – 1993 |
| | Huber, Robert James | R | MI | U.S. House | 1973 – 1975 |
| | Huber, Walter B. | D | OH | U.S. House | 1945 – 1952 |
| | Huckaby, Thomas Jerald | D | LA | U.S. House | 1977 – 1993 |
| | Huddleston, George Jr. | D | AL | U.S. House | 1955 – 1965 |
| | Huddleston, Walter Darlington | D | KY | U.S. Senate | 1973 – 1985 |
| | Hudnut, William Herbert, III | R | IN | U.S. House | 1973 – 1975 |
| | Hudson, Richard | R | NC | U.S. House | 2013 – 2025 |
| | Huelskamp, Tim | R | KS | U.S. House | 2011 – 2017 |
| | Huffington, Michael | R | CA | U.S. House | 1993 – 1995 |
| | Huffman, James Wylie | D | OH | U.S. Senate | 1945 – 1947 |
| | Huffman, Jared | D | CA | U.S. House | 2013 – 2025 |
| | Hughes, Harold Everett | D | IA | U.S. Senate | 1969 – 1975 |
| | Hughes, William John | D | NJ | U.S. House | 1975 – 1995 |
| | Huizenga, Bill | R | MI | U.S. House | 2011 – 2025 |
| | Hull, Merlin | R | WI | U.S. House | 1929 – 1953 |
| | Hull, William Raleigh, Jr. | D | MO | U.S. House | 1955 – 1973 |
| | Hulshof, Kenny | R | MO | U.S. House | 1997 – 2009 |
| | Hultgren, Randy | R | IL | U.S. House | 2011 – 2019 |
| | Humphrey, Gordon John | R | NH | U.S. Senate | 1979 – 1991 |
| | Humphrey, Hubert Horatio, Jr. | D | MN | U.S. Senate | 1949 – 1978 |
| | Humphrey, Muriel Buck | D | MN | U.S. Senate | 1978 – 1978 |
| | Humphreys, Robert | D | KY | U.S. Senate | 1956 – 1956 |
| | Hungate, William Leonard | D | MO | U.S. House | 1964 – 1977 |
| | Hunt, John Edmund | R | NJ | U.S. House | 1967 – 1975 |
| | Hunt, Lester Callaway | D | WY | U.S. Senate | 1949 – 1954 |
| | Hunt, Wesley | R | TX | U.S. House | 2023 – 2025 |
| | Hunter, Allan Oakley | R | CA | U.S. House | 1951 – 1955 |
| | Hunter, Duncan | R | CA | U.S. House | 1981 – 2009 |
| | Hunter, Duncan | R | CA | U.S. House | 2009 – 2020 |
| | Huot, Joseph Oliva | D | NH | U.S. House | 1965 – 1967 |
| | Hurd, Will | R | TX | U.S. House | 2015 – 2021 |
| | Hurt, Robert | R | VA | U.S. House | 2011 – 2017 |
| | Hutchinson, Asa | R | AR | U.S. House | 1997 – 2001 |
| | Hutchinson, J. Edward | R | MI | U.S. House | 1963 – 1977 |
| | Hutchinson, John Guiher | D | WV | U.S. House | 1980 – 1981 |
| | Hutchinson, Tim | R | AR | U.S. Senate | 1993 – 2003 |
| | Hutchison, Kay Bailey | R | TX | U.S. Senate | 1993 – 2013 |
| | Hutto, Earl Dewitt | D | FL | U.S. House | 1979 – 1995 |
| | Hyde, DeWitt Stephen | R | MD | U.S. House | 1953 – 1959 |
| | Hyde, Henry J. | R | IL | U.S. House | 1975 – 2007 |
| | Hyde-Smith, Cindy | R | MS | U.S. Senate | 2018 – 2027 |