| Hewey | Hewit | Hewitt | Heyton | Hibble | Hick | Hickey |
| Hicks | Hiere | Hiers | Higdon | Higginbotham | Higgins | High |
| Hilderly | Hildock | Hileman | Hill | Hillard | Hiller | Hilliard |
| Hillyard | Hillyer | Hilton | Hilyard | Himrod | Hinckley | Hindman |
| Hinds | Hine | Hines | Hingson | Hinkle | Hinote | Hinson |
| Hinton | Hires | Hisler | Hitchcock | HItchcolk | Hitt | Hitzing |
| Hoag | Hobbs | Hobby | Hobsob | Hobson | Hock | Hodge |
| Hodges | Hoeppner | Hoffart | Hoffman | Hogan | Hogans | Hoge |
| Hoke | Holcomb | Holden | Holder | Holderby | Holdren | Holland |
| Holler | Hollerman | Holley | Holleyman | Holleymon | Holliday | Hollimm |
| Hollingsworth | Hollingworth | Hollins | Hollinsworth | Hollis | Holloman | Holloway |
| Hollshid | Holly | Holman | Holmes | Holms | Holoway | Holt |
| Holton | Holtzendorf | Holzendorf | Holzendorff | Homes | Hones | Honors |
| Hood | Hooker | Hooks | Hooper | Hoover | Hope | Hopkins |
| Hopson | Hord | Horn | Horne | Horner | Horning | Hornsby |
| Horseman | Horton | Hos pa ta ki | Hoshevben | Houck | Hough | Houghtailing |
| Houghtaling | Houlder | Hoult | House | Householder | Housen | Houser |
| Houston | Houze | Hovey | Howard | Howd | Howe | Howell |
| Hower | Howeze | Howley | Howry | Howse | Howze | Howzw |
| Hoy | Hoyle | Hoyt | Hoyts | Hubbard | Hubbart | Hubbartt |
| Hubea | Huchinson | Huckaby | Huckeby | Hucklby | Hudgins | Hudson |
| Huff | Huffham | Huffman | Hufham | Huges | Huggins | Hughes |
| Hughey | Hughly | Hughs | Huguenin | Hugy | Hull | Hulls |
| Hultz | Hume | Humphreys | Humphries | Humpidge | Hundriff | Hunt |
| Hunte | Hunter | Hunters | Hunton | Hurd | Hurlbert | Hurst |
| Hurt | Hutcheson | Hutchinson | Hutchison | Hutson | Hutto | Huxford |
| Huzford | Hyers | Hyliard | Hynes | Hyres | Ikard | Iliff |
| Ineanto | Infant | Infinger | Ingalls | Ingersoll | Ingraham | Ingram |
| Inman | Ira | Ireland | Irons | Irvin | Irwin | Isgren |
| Isom | Istenes | Ivans | Ivens | Iverson | Ivery | Ivey |
| Ivy | J | Jack | Jackson | Jacob | Jacobs | Jamerson |
| James | Jameson | Jamison | Jarard | Jared | Jarrell | Jarvis |
| Jeannin | Jeffcoat | Jeffers | Jefferson | Jenckes | Jenkins | Jennings |
| Jentz | Je--on | Jepson | Jerkins | Jernagin | Jernigan | Jesse |
| Jestus | Jesup | Jeter | Jewell | Jewett | Johanson | John |
| Johns | Johnson | Johnston | Johnstone | Joiner | Jones | JoOhns |
| Jordan | Jorden | Josgensin | Joshlin | Joshua | Journegan | Journigan |
| Joyner | Judd | Jude | Judee | June | June, | Junkins |
| Justice | Kabbes | Kabrich | Kallmeyer | Kampshall | Kane | Kantz |
| Kaster | Kay | Kaze | Kean | Kease | Kee | Keehne |
| Keelgart | Keen | Keen L | Keenan | Keene | Keere | Keggin |
| Keightley | Keightly | Keigwin | Keill | Keisal | Keisel | Keiser |
| Keith | Kellam | Keller | Kelley | Kellis | Kellogg | Kellow |
| Kells | Kellum | Kelly | Kelsey | Kemp | Kenady | Kenan, |
| Kendrick | Kenedy | Kennaday | Kennady | Kenneday | Kennedy | Kennelly |
| Kenney | Kennington | Kennon | Kenny | Kerce | Kerr | Kersey |
| Kersie | Kesler | Ketner | Ketring | Keuchel | Key | Kicklighter |
| Kigels | Kight | Kilgore | Killpatrick | Kilpatrick | Kiltz | Kimley |
| Kimsey | Kinard | KIndricks | King | Kingsley | KIngsly | Kinney |
| Kinnison | Kinsey | KInsman | Kinzer | Kinzey | Kinzie | Kirby |
| Kirchner | Kirk | Kirkbride | Kirkhuff | Kirkland | Kirklin | Kirkpatrick |
| Kirkwood | Kirtland | Kirtlin | Kisklin | KIssack | Kistner | Kitchen |
| Kitt | Kittelle | Klein | Kleinshey | Kling | Klutts | Knapp |
| Knecht | Knellinger | Kniden | Knight | Knight? | Knowles | Knox |
| Koehn | Koklauner | Kolarik | Koon | Koseh | Koty | Kranz |
| Krause | Krawczuk | Kreider | Krell | Kretschmar | Krohn | Krugler |
| Kubin | Kuklin | Kunze | Kurtz | Kurtzhalz | Kusilavage | Kyle |
| La Port | LaBelle | LaBlanc | Lackey | Lacy | LaFayett | LaFayette |
| LaFile | LaFlam | Laflan | LaFram | Lagow | Lake | Lakin |
| Lamar | LaMartin | Lamb | Lambe | Lambert | LaMotte | Lamp |
| Lampe | Lampf | Lanair | Lancaster | Lanchez | Land | Landers |
| Landford | Landingham | Landon | Landrum | Lane | Laney | Lang |
| Langford | Laniar | Lanier | Lankford | Lanner | Lanning | Lansing |
| Lantz | Laport | Laramore | Larken | Larkins | Larrison | Larry |
| Larsen | Larson | LaRue | Lasek | Lashley | Laster | Lastinger |
| Lataim | Latask | LaTaste | Latinger | Laubach | Laucher | Lauchler |