- Fackler
- Fahling
- Fahlsing
- Fahrenbach
- Fair
- Fairchild
- Fairfield
- Fairhurst
- Falbe
- Falk
- Falkenstern
- Falls
- Fanger
- Fansler
- Fark
- Farlow
- Farmer
- Farnsworth
- Farny
- Farrell
- Farren
- Farrier
- Farthing
- Farwell
- Fast
- Fath
- Faulkner
- Faurote
- Favory
- Fawcett
- Fawley
- Faylor
- Feals
- Feber
- Fecher
- Federspiel
- Fegley
- Feichter
- Feighner
- Feipel
- Feldkamp
- Feldman
- Felger
- Feller
- Felton
- Felts
- Fenbert
- Fendley
- Fenker
- Fennig
- Fenstermacher
- Ferber
- Ferguson
- Ferrell
- Ferrier
- Ferro
- Ferry
- Fettig
- Fey
- Fezi
- Fiamingo
- Fiandt
- Fick
- Fiedler
- Field
- Fields
- Figel
- Figg
- Figgins
- Fikes
- Filippou
- Filler
- Finch
- Fincher
- Fine
- Fink
- Finn
- Finton
- Fiorillo
- Fipp
- Fireoved
- Firestine
- Firks
- Firth
- Fischer
- Fishburn
- Fisher
- Fitch
- Fitzharris
- Fitzwater
- Flaig
- Flanagan
- Flaugh
- Fleckenstein
- Fleischer
- Fleming
- Flesher
- Fletter
- Flickinger
- Flora
- Florek
- Florin
- Flory
- Floyd
- Fluegge
- Flynn
- Foelber
- Foellinger
- Fogle
- Follis
- Foltz
- Foord
- Foote
- Forbing
- Ford
- Foreman
- Forney
- Forsythe
- Forte
- Fortman
- Fortmeyer
- Fosdick
- Foskey
- Foster
- Foudy
- Foulks
- Fowler
- Fowlkes
- Fox
- Foy
- France
- Frances
- Francis
- Francles
- Frane
- Franke
- Franklin
- Franks
- Frantz
- Franz
- Frappier
- Fraser
- Frauenfelder
- Frauhiger
- Frayer
- Frazier
- Frederick
- Fredrick
- Freeby
- Freed
- Freeland
- Freeman
- Freemon
- Freiburger
- Freimuth
- Freistroffer
- Frellick
- French
- Frewer
- Frey
- Frick
- Friedley
- Friedrich
- Friend
- Fries
- Frisby
- Fritcha
- Fritz
- Fritze
- Fritzke
- Froebe
- Frolick
- Frontz
- Frost
- Fruchey
- Fruehling
- Fruit
- Frushour
- Fry
- Fryback
- Frye
- Fudge
- Fuelber
- Fuelling
- Fugate
- Fuleki
- Fulkerson
- Fuller
- Fulton
- Funich
- Funnell
- Furney
- Furniss
- Fuze
- Fyfe
- Fyock