- Fagan
- Fahel
- Fahning
- Fair
- Fairchild
- Faison
- Fajans
- Fajkus
- Falbo
- Falcon
- Falconnier
- Falkenburg
- Fallon
- Falls
- Fanick
- Fantasia
- Faragoza
- Farias
- Farley
- Farmer
- Farrar
- Farrell
- Farrimond
- Farringer
- Farris
- Farson
- Fassett
- Fassnidge
- Fatheree
- Faucher
- Faught
- Faulkenberry
- Faulkenbery
- Faulkner
- Faulman
- Favila
- Fawcett
- Featherston
- Fedako
- Fegley
- Feibelman
- Feingold
- Feinstein
- Felan
- Feldman
- Feldmann
- Feldstone
- Fell
- Fellers
- Felpel
- Felz
- Femat
- Fenton
- Ferdin
- Ferguson
- Ferland
- Fern
- Fernandes
- Fernandez
- Ferrarese
- Ferraro
- Ferrebee
- Ferreira
- Ferrell
- Ferrer
- Ferris
- Ferro
- Ferry
- Festger
- Fetch
- Fetzer
- Feuerbacher
- Fiallo
- Fidler
- Fiedler
- Field
- Fielder
- Fields
- Fierros
- Fiers
- Figeroa
- Figueroa
- Fikes
- Filipski
- Finch
- Fincher
- Finck
- Fink
- Finleon
- Finona
- Finucane
- Fischer
- Fish
- Fisher
- Fite
- Fitts
- Fitzgerald
- Fitzhugh
- Fitzpatrick
- Fitzsimon
- Flagg
- Flannery
- Flasch
- Flatley
- Fleckenstein
- Fleegle
- Fleener
- Fleet
- Fleig
- Fleischer
- Fleisher
- Fleming
- Fletcher
- Fleurent
- Flewellen
- Flood
- Flores
- Flory
- Flowers
- Floyd
- Fluhrer
- Fluitt
- Flute
- Flynn
- Flynt
- Fodor
- Foerster
- Fogarty
- Foiles
- Foley
- Folmer
- Fong
- Fontaine
- Fontana
- Fontelroy
- Fontenot
- Fontish
- Foote
- Foran
- Forbes
- Forbis
- Forbrich
- Forcey
- Ford
- Fore
- Foreman
- Forestello
- Forgy
- Forland
- Forman
- Forney
- Fornsell
- Forooghi
- Forrest
- Forrester
- Forse
- Forseth
- Forst
- Forsyth
- Forthman
- Fortson
- Fortune
- Forwood
- Foster
- Fotopoulos
- Foulds
- Foust
- Fowler
- Fox
- Foxx
- Foy
- Fractor
- Fraga
- Fragoso
- Fragozo
- Frahm
- Frailey
- Fraire
- Frambs
- Frampton
- Francis
- Franco
- Frank
- Franke
- Frankland
- Franklin
- Franks
- Frantz
- Franz
- Franzel
- Frasier
- Frayre
- Frazier
- Frazor
- Fred
- Frederick
- Fredrickson
- Freed
- Freeland
- Freeman
- Frees
- Freison
- Freitas
- Fremin
- French
- Frerichs
- Frerichs-Zanta
- Fresquez
- Freudenrich
- Freund
- Frey
- Frick
- Friday
- Fridley
- Friebel
- Friebele
- Frieden
- Friedland
- Friedle
- Friedman
- Friedrich
- Friedsamn
- Friend
- Fries
- Friesel
- Friesenhahn
- Fritschle
- Fritz
- Fritzlen
- Frizzell
- Frkuska
- Froehner
- Frost
- Frownfelter
- Fruin
- Fruth
- Fry
- Frye
- Frymire
- Fuchs
- Fudge
- Fuentes
- Fuessel
- Fulenwider
- Fulkerson
- Fuller
- Fulmer
- Fulton
- Fults
- Funk
- Fuqua
- Furches
- Furlong
- Furnish
- Fuson
- Fuzak
- Fyke