- Haas
- Haden
- Hadra
- Hagen
- Hains
- Haizlip
- Haley
- Halish
- Hall
- Hallbert
- Haller
- Hallett
- Halstead
- Halsted
- Ham
- Hamilton
- Hamlett
- Hampton
- Han
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- Hankins
- Hanley
- Hansen
- Hanson
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- Harder
- Harding
- Hardman
- Hardt
- Hardy
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- Harmon
- Harper
- Harrell
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- Harrison
- Hart
- Hartley
- Harton
- Hartung
- Harty
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- Hashemi
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- Hassan
- Hassell
- Hasset
- Hastings
- Hasty
- Hatcher
- Hathcock
- Hatton
- Hauck
- Haugh
- Hauser
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- Haw
- Hawkes
- Hawkins
- Hawley
- Hawner
- Hayden
- Hayes
- Haynes
- Hazelwood
- Heacock
- Head
- Heaster
- Heath
- Hebel
- Hebert
- Hector
- Hedgepeth
- Heinberg
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- Hellmers
- Helmick
- Helms
- Hembrick
- Hence
- Henderson
- Hendrick
- Hendricks
- Hendrix
- Hening
- Henley
- Henniker
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- Hensley
- Heppert
- Herbert
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- Hermann
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- Herr
- Herring
- Herro
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- Hewitt
- Hewlett
- Heyser
- Heyward
- Hezel
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- Higgins
- Higgs
- High
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- Hill
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- Hillsman
- Hilton
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- Hobson
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- Horn
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- Huber
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- Humphrey
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- Humphries
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- Hyman