- Fachiol
- Fadden
- Fagan
- Fagerberg
- Fahner
- Fahs
- Fahsholz
- Failmezger
- Fairchild
- Falaschetti
- Falconer
- Fale
- Falla
- Fandrei
- Fang
- Fappas
- Farace
- Faricy
- Faris
- Farley
- Farmer
- Farnand
- Farnen
- Farness
- Farr
- Farrell
- Farrens
- Fast
- Fauglid
- Faulk
- Faulkner
- Faust
- Fausti
- Fawcett
- Faxon
- Fay
- Fazio
- Fazzolari
- Fearl
- Fedderly
- Federighi
- Feehley
- Feely
- Feeney
- Feickert
- Feiner
- Fekaris
- Feldman
- Feliciano
- Feliz
- Felkner
- Fellows
- Felt
- Feltz
- Fenrick
- Fenton
- Ferenchuk
- Ferguson
- Ferlitch
- Fernandez
- Fernley
- Ferran
- Ferrante
- Ferrell
- Ferrero
- Ferrill
- Ferris
- Ferry
- Ferschweiler
- Fetter
- Fetzer
- Feuz
- Fichtner
- Ficken
- Fiddler
- Fiebiger
- Field
- Fields
- Figini
- Fikhman
- Filker
- Filmer
- Filson
- Filz
- Finch
- Finck
- Findlay
- Findley
- Finger
- Fink
- Finkle
- Finlay
- Finley
- Finn
- Finnegan
- Finnell
- Finnerty
- Finnicum
- Finnigan
- Fire
- Fischborn
- Fischer
- Fiscus
- Fish
- Fishel
- Fisher
- Fitch
- Fitchen
- Fitterer
- Fitz
- Fitzgerald
- Fitzgibbon
- Fitzpatrick
- Fitzsimmons
- Fitzsimons
- Fitzwater
- Fix
- Fjelstad
- Flach
- Flack
- Flaherty
- Flaker
- Flaming
- Flannagan
- Flavelle
- Fleck
- Fleig
- Fleischmann
- Fleming
- Fleskes
- Flesuras
- Fletcher
- Fleury
- Flikkema
- Flink
- Floch
- Flom
- Flood
- Floor
- Flora
- Florentino
- Florey
- Flowers
- Flury
- Flynn
- Foertsch
- Fogel
- Foglesong
- Fogo
- Fogoros
- Fokine
- Folen
- Foles
- Foley
- Folmer
- Folsom
- Folts
- Foltz
- Fong
- Fongemie
- Foraker
- Forbes
- Force
- Ford
- Fordyce
- Foreman
- Forgey
- Foric
- Forner
- Forney
- Forrest
- Forst
- Forster
- Forsyth
- Fort
- Forte
- Foss
- Fossati
- Fossi
- Foster
- Fournier
- Fouse
- Foust
- Fouts
- Fowler
- Fox
- Foxworthy
- Foy
- Frack
- Frahler
- France
- Francis
- Franco
- Frangos
- Frank
- Franke
- Frankel
- Franklin
- Franks
- Franzel
- Fraser
- Fravel
- Fray
- Frazell
- Frazier
- Frederici
- Frederick
- Fredericks
- Frederickson
- Fredette
- Frediani
- Fredricks
- Fredrikson
- Freeby
- Freedman
- Freeland
- Freeman
- Freier
- Frein
- Freisinger
- Freixas
- French
- Frentress
- Freshour
- Frew
- Frey
- Frice
- Frick
- Frick-Wright
- Frid
- Friedel
- Friedlander
- Friedman
- Friedmann
- Friedrich
- Fries
- Frison
- Fristedt
- Fristoe
- Friswold
- Fritch
- Fritz
- Fromme
- Fronk
- Frost
- Frum
- Fry
- Frye
- Fryer
- Fuerstenau
- Fuhrer
- Fujii
- Fujinaka
- Fujino
- Fukuda
- Fuller
- Fulton
- Funk
- Furber
- Furey
- Furlong
- Fursova
- Furusho
- Futter
- Fyfield