Surname Origins and Variants
EF
Edington Eddington, Edlington, Erdington, Eddingtone
Egan, Eagan, Keegan, MacEgan, Kegan, Keagan
Fahy Fahey, Fahie, Fay, O'Fahey, O'Fahy, Vahey
Fallon, O'Fallon, Fallone, Falloone
Farrell Ferrell, O'Ferrall, O'Farrell, Farrelly, Fraleigh, Frawley, Frahill
Feeney Finney, Finnay, Finny, Fynnie, Fynney, Feenay, Feeny, Feaney, Feanay, Feany
Finnerty Finaghty, Finnarty, Feenaughty, O'Finnerty, O'Finnaghty, O'Finnarty, Finnerly, O'Finnerly
Fitzpatrick, Fitzpatricks, Kilpatrick, Shera, Sherar, Sherra, Patchy, Patchie, Parogan, Parrican, Fitz, MacGilpatrick, McGilpatrick, MacIlpatrick, McIlpatrick, MacSherra, McSherra, McShera, MacShera, Sheera, McSheera
Flaherty, O'Flaherty, Flaverty, Laverty, Faherty
Flanagan, Flanaghan, Flanagen, Flannagan, Flannagen, Flanigan, Flannigan, Flanigen, Flannigen, Flanagin
Flattery, Flatley
Flemming, Fleming
Foley, MacSharry, Foaley, Foli, Fooley, Sharry, Sharrie, McSharry, MacSharey, McSharey, Foalie, Foolie, Fowlie
Ford, Forde
Foy, Fee, Fye, Fey
Foynes Fyan, Fyann, Fyans
Ffrench Lafrance, Lafrence, Lafrense, Lafrensse, Lafronce, Lafransse, Lafranse, Lafronse, Lafronsse, France, Francès, Frence, Frenche, Lefrance, Lefranche, Le France, La Franse, French, Frances, Lafrence, Lafrench
Fynes: None yet but we suspect that Foynes is a possible variant