| Sabrina Haake | U.S. House | IN | Democratic | 1 |
| Debra Haaland | U.S. House | NM | Democratic | 1 |
| Harry Haas | U.S. House | PA | Republican | 1 |
| Mark Haasis | U.S. House | IL | Democratic | 1 |
| William C. (Bill) Haas | President | US | Democratic | 1 |
| Daniel Haberman | U.S. House | MI | Democratic | 1 |
| Richard Parnell Habersham | U.S. House | NY | Democratic | 1 |
| Gregory Hach | U.S. House | NY | Republican | 1 |
| Mary Patricia Hackett | U.S. House | IN | Democratic | 1 |
| Paul Hackett III | U.S. Senate | OH | Democratic | 1 |
| Roberto Adrian Haddad | U.S. House | TX | Democratic | 1 |
| Noah Haddock | President | US | Democratic | 1 |
| Elizabeth Haderlein | U.S. House | IL | Democratic | 1 |
| Shannon Hader | U.S. House | WA | Democratic | 1 |
| Grayson Haff | U.S. House | NC | Republican | 1 |
| Gregory Keith Hafif | U.S. House | CA | Democratic | 1 |
| Carol Hafner | President | US | Democratic | 1 |
| Carol Hafner | U.S. House | WY | Democratic | 1 |
| Carol Hafner | U.S. House | AK | Democratic | 1 |
| Eric Hafner | U.S. House | OR | Democratic | 2 |
| Christina Hagan | U.S. House | OH | Republican | 1 |
| Mallory Hagan | U.S. House | AL | Democratic | 1 |
| James Hagedorn | U.S. House | MN | Republican | 1 |
| Harriet Hageman | U.S. House | WY | Republican | 1 |
| Janice "Byrd" Hagerman | U.S. House | WV | Democratic | 1 |
| Bill Hagerty | U.S. Senate | TN | Republican | 1 |
| Craig Haggard | U.S. House | IN | Republican | 1 |
| Douglas Haggard | U.S. House | TX | Republican | 1 |
| Chad Francis Hagg | U.S. House | TX | Republican | 1 |
| Jeffrey Allen Haggit | U.S. House | WY | CON | 1 |
| Jacob Hagg | U.S. House | MI | Republican | 1 |
| Bob Hagglund | U.S. Senate | WA | Republican | 1 |
| Matthew W. Haggman | U.S. House | FL | Democratic | 1 |
| Kara Hahn | U.S. House | NY | Democratic | 1 |
| Kristin Beery Hahn | President | US | Republican | 3 |
| Matthew Abner MD Hahn | U.S. House | WV | Republican | 1 |
| Patrick John Hahn | U.S. Senate | NY | Republican | 1 |
| Patrick John Hahn | U.S. House | NY | Republican | 1 |
| Tina Jayne Hahn | President | US | Independent | 1 |
| Raymond Haigood | President | US | Independent | 1 |
| Marvin Jonathan Haire | U.S. House | TX | Democratic | 1 |
| Sherwood Haisty | U.S. House | CA | Republican | 1 |
| Abdulkadir M. Haji | U.S. House | OH | Republican | 1 |
| Jafar Hajjar | U.S. House | TX | Republican | 1 |
| Ariana Hakami | U.S. House | CA | Republican | 1 |
| Jawad Hashem Hakeem | President | US | Independent | 1 |
| Conor Halbleib | U.S. House | KY | Democratic | 1 |
| Anastasia Jove' Halcomb | President | US | Independent | 1 |
| George F. Halcovage Jr. | U.S. House | PA | Republican | 1 |
| Christina Hale | U.S. House | IN | Democratic | 1 |
| Christopher Jolly Hale | U.S. House | TN | Democratic | 1 |
| Dakota Hale | President | US | Libertarian | 1 |
| Kevin A. Hale | U.S. House | TX | Libertarian | 1 |
| Merritt Hale | U.S. House | VA | Republican | 1 |
| Paul Douglas Mason Hale | President | US | Independent | 1 |
| Nikki Haley | President | US | Republican | 1 |
| Adam Scott Halfhill | U.S. House | PA | IDP | 1 |
| Ryan Stephen Hallarn | U.S. House | OH | W | 1 |
| Barbara Harden Hall | U.S. House | FL | Democratic | 1 |
| Donyale London Hall | U.S. House | DE | Republican | 1 |
| Ella Ree Hall | President | US | Democratic | 1 |
| Isadore Hall III | U.S. House | CA | Democratic | 1 |
| Jerry Ray Hall | U.S. House | TX | Republican | 1 |
| Adrian Maurice Hall Jr | President | US | Democratic | 2 |
| Julie Hall | U.S. House | MA | Republican | 1 |
| Kwanza Hall | U.S. House | GA | Democratic | 1 |
| Michael L. Hallman | President | US | NNE | 1 |
| Wesley Phillip Hallman | U.S. House | CA | Republican | 1 |
| Matt Hall | U.S. House | IN | Democratic | 1 |
| Mel Hall | U.S. House | IN | Democratic | 1 |
| Myron Louis Hall | U.S. Senate | CA | Republican | 1 |
| Ryan William Hall | U.S. House | MI | Democratic | 1 |
| Seth Blane Hall | U.S. House | KY | Democratic | 1 |
| Stanley Ralph Hall | U.S. House | MO | Republican | 1 |
| Dean Halper | U.S. House | FL | Democratic | 1 |
| Jonathan Philip Halverstadt | U.S. House | OH | Republican | 1 |
| Arthur L. Halvorson | U.S. House | PA | Republican | 1 |
| Abraham Hamadeh | U.S. House | AZ | Republican | 1 |
| Hank Hamblin | U.S. House | TN | Republican | 1 |
| Laird Hamblin | U.S. Senate | UT | Republican | 1 |
| Michael Lamont Hambrick Sr. | President | US | Independent | 1 |
| Ethan Witzling Hamby | President | US | Democratic | 1 |
| Benine Hamdan | U.S. House | NY | Republican | 2 |
| Andrew Philip Hamilton | U.S. House | VA | Republican | 1 |
| Bob Hamilton | U.S. Senate | KS | Republican | 1 |
| Cameron Hamilton | U.S. House | VA | Republican | 1 |
| Daniel Keller Wil Hamilton | U.S. House | SC | Republican | 1 |
| Darren Hamilton | U.S. House | OK | Republican | 1 |
| Darren J. Hamilton | U.S. House | TX | LBU | 1 |
| Eddie "Mr Maga" Hamilton | U.S. House | NV | Republican | 1 |
| Jane Hope Hamilton | U.S. House | TX | Democratic | 1 |
| Justin Edward Hamilton | President | US | Independent | 1 |
| Michaelangelo Collins Hamilton | U.S. House | FL | Republican | 1 |
| Michaelangelo Collins Hamilton | U.S. House | FL | Democratic | 1 |
| Roger Allen Hamilton | President | US | Republican | 1 |
| Tamika Hamilton | U.S. House | CA | Republican | 1 |
| Wendy Hamilton | U.S. House | DC | Democratic | 1 |
| William P. Hamlen | U.S. House | NH | Republican | 1 |
| David Roy Hamman | U.S. House | HI | Republican | 1 |
| Michelle (Schell) Hammel | U.S. House | TX | Republican | 1 |
| Alex Hammer | U.S. Senate | ME | Independent | 1 |
| Trygve Hammer | U.S. House | ND | Democratic | 1 |
| Anthony Hammes | U.S. House | WI | Democratic | 1 |
| Kevin Hamm | U.S. House | MT | Democratic | 1 |
| Larry Lee Hamm | U.S. Senate | NJ | Democratic | 1 |
| Lawrence Hamm | U.S. Senate | NJ | Democratic | 1 |
| Alyssia Rose-Katherine Hammond | U.S. Senate | NC | Democratic | 1 |
| B.C Hammond | U.S. House | MS | Republican | 1 |
| Larry Guy Hammond | U.S. House | SC | Libertarian | 1 |
| Sarah Hammond | U.S. House | PA | Democratic | 1 |
| Beth Hampson | U.S. House | CA | Democratic | 1 |
| Jenna Hamrick | U.S. Senate | NC | Democratic | 1 |
| Joseph E. Hamrick Jr. | President | US | NPA | 1 |
| Colleen W. Hanabusa | U.S. House | HI | Democratic | 1 |
| Julie Hancock | U.S. House | WI | Democratic | 1 |
| Mark Kenneth Hancock | U.S. House | CT | Republican | 1 |
| Chuck Hand | U.S. House | GA | Republican | 1 |
| Karen Christine Handel | U.S. House | GA | Republican | 2 |
| Tevin Alexander Handford | President | US | LBL | 1 |
| Jehu Thomas de Gerold Hand | U.S. Senate | CA | Republican | 1 |
| Mont Andrew Handley | U.S. House | IN | Republican | 1 |
| Perry Haney | U.S. House | CO | Democratic | 1 |
| Timothy R. Hanifan | U.S. House | NV | Democratic | 1 |
| Eric Hanke | U.S. House | TX | Democratic | 1 |
| Ron Hanks | U.S. House | CO | Republican | 1 |
| Ron Hanks | U.S. Senate | CO | Republican | 1 |
| Daniel Hanlon | U.S. House | SC | Republican | 1 |
| Allan John Sir Hanna | President | US | AIP | 1 |
| Muliufi F. 'Mufi' Hannemann | U.S. House | HI | Democratic | 1 |
| Devone the Hannon | President | US | THE | 1 |
| George Hansel | U.S. House | NH | Republican | 1 |
| Aaron Hansen | U.S. House | WA | Republican | 1 |
| Eric Hansen | U.S. Senate | DE | Republican | 1 |
| Lewis Michael Hansen Jr. | U.S. Senate | AL | Democratic | 1 |
| Thomas Hansen | U.S. House | IA | Republican | 1 |
| Cyndi Hanson | U.S. House | IA | Republican | 1 |
| Justin Hanson | U.S. House | IL | Independent | 1 |
| Meagan Myers Hanson | U.S. House | GA | Republican | 1 |
| Tom Hanson | U.S. House | IL | Republican | 1 |
| William Hanson | U.S. House | AR | Democratic | 1 |
| Mary Ann Hanusa | U.S. House | IA | Republican | 1 |
| Giovanni Alexander Haqani | U.S. Senate | NM | Democratic | 1 |
| Kenneth Harbaugh | U.S. House | OH | Democratic | 1 |
| Michael Robert Harbaugh | U.S. House | OH | Independent | 1 |
| Darin Harbick | U.S. Senate | OR | Republican | 1 |
| Blake Harbin | U.S. House | GA | Republican | 2 |
| Joanna Harbour | U.S. House | OR | Republican | 2 |
| Joanna Harbour | U.S. House | OR | Republican | 1 |
| Michael Harbour | President | US | NPA | 1 |
| Jeff Hardenbrook | U.S. House | OH | Democratic | 1 |
| R. David Harden | U.S. House | MD | Democratic | 1 |
| Josh Harder | U.S. House | CA | Democratic | 1 |
| Kathleen Harder | U.S. House | OR | Democratic | 1 |
| Christopher Wesley Hardin | U.S. House | NC | Republican | 1 |
| Jonathan Hardin | President | US | W | 1 |
| Jonathan T. Ph.D Hardin | U.S. Senate | VA | Independent | 1 |
| Jt Hardin | U.S. Senate | VA | Democratic | 1 |
| Casey William Hardison | U.S. House | WY | OTH | 1 |
| Casey William Hardison | President | US | OTH | 1 |
| Charles E. Hardy | U.S. Senate | WY | Republican | 1 |
| Cresent Hardy | U.S. House | NV | Republican | 2 |
| Omari Hardy | U.S. House | FL | Democratic | 1 |
| Mike Haridopolos | U.S. House | FL | UNK | 1 |
| Mike Haridopolos | U.S. Senate | FL | Republican | 1 |
| Diane Harkey | U.S. House | CA | Republican | 1 |
| Thomas Richard Harkin | U.S. Senate | IA | Democratic | 1 |
| Patrick Harlan | U.S. House | IL | Republican | 1 |
| Eric Harleman | U.S. House | MO | Republican | 1 |
| Matthew S. Harman | U.S. House | OH | Democratic | 1 |
| Hugo R. Harmatz | U.S. House | FL | Republican | 1 |
| December L. Harmon | U.S. Senate | MO | Democratic | 1 |
| Mark Desmond Harmon | U.S. House | TN | Democratic | 1 |
| Wayne Edward Harmon | U.S. House | IN | Republican | 2 |
| Wayne "Gunny" Harmon | U.S. Senate | IN | Republican | 1 |
| Osbert Rodriguez Haro III | U.S. House | TX | Democratic | 1 |
| Frank Eugene Hill Harper | U.S. Senate | MI | Democratic | 1 |
| Gregg Harper | U.S. House | MS | Republican | 2 |
| James Harper | U.S. House | IN | Democratic | 1 |
| John Edward Harper Sr. | U.S. House | TX | Republican | 1 |
| Kenneth Jabari Harper Jr. | U.S. Senate | NC | Republican | 1 |
| Justin Harper | President | US | Republican | 1 |
| Morgan Harper | U.S. House | OH | Democratic | 1 |
| Morgan Harper | U.S. Senate | OH | Democratic | 1 |
| Suzanne Cassimatis Harp | U.S. House | TX | Republican | 1 |
| Suzanne Cassimatis Harp | U.S. House | TX | Republican | 1 |
| Marquita Nichole Harrell | President | US | Democratic | 1 |
| Ronald Harrell Jr. | President | US | IDP | 1 |
| Pat Harrigan | U.S. House | NC | UNK | 1 |
| Ricky Dale Harrington Jr. | U.S. Senate | AR | Libertarian | 1 |
| Andrew P. Harris | U.S. House | MD | Republican | 1 |
| Arthur Harris | President | US | Independent | 1 |
| Braylon Harris | U.S. House | LA | Democratic | 1 |
| Cid Pan Harris | President | US | Independent | 1 |
| Clemmie L. Harris | U.S. House | NY | Democratic | 1 |
| Eugene Patterson Harris | U.S. Senate | CA | Democratic | 1 |
| Golda D. Harris | President | US | Democratic | 1 |
| Hampton Scott Harris | U.S. House | AL | Republican | 1 |
| Felicia Harris Hoss | U.S. House | TX | Republican | 1 |
| James Harris | U.S. House | MI | Libertarian | 1 |
| James Frank Harris Sr. | U.S. House | TX | Republican | 1 |