Surnames F-I

Facha-Muilleathan Faelinn Faltlaba Faolan Farinmagil Farinmail Febal Feclach Fedlimidh Feidlim Feinn Felim Ferai Fercos Ferdia Ferdiad Ferdoman Fermaise Fertai Fertuinne Festinien Ffion Fiacha Fiachna Fiachu Fiacuil Ficna Figel Figol
Finan Finched Findabair Findemas Findgoll Findlaech Finegas Finn Finnaistucan Finnan Finnbane Finnbennach Finnian Finnleik Fintain Finvel Fiodhaidh Fitheal Flain Flann Flannan Flidias Fochlann Foich Foilleán Foiranach Fola Follamain Forannán Forannen Forne Fothaid Fotla Fuad Fufidius Fullon Fursa

Gaible Gallgoid Gamal Garad Garbhcronan Garraidh Gartnait Garva Garwin Garym Gault Gavin Gebann Germocus Geron Getorix Gilla Gillaciaran Gillacomghain Gillechrist Gillibride Gillicolm Gillocher Gilloman Gingomarus Giolla- Caeimhghin Glas Glasan Glein Glentilt Glore Gnathach Gnobeg Gnomor Gobannitio Gobhan Godebog Goden Godfraidh Goineach Goitne Goll Gorm-Shuileach Gorthyn Gospatrick Gothan Gourchien Govan Graeme Graham Grannus Gretorix Grian Grummoch Guan Guern Gugein Guitolinus Guoruoe Guotepauc Guthar Guthor Gwythno

Hanesa Hanlon Hanno Heber Heremon Huil Hunno

Idanach Iduthin Iehmarc Igalram Ilar Ilaunos Ilbrec Ilbrech Ildathach Imhar Imidd Indech Indrechtach Indutioamrus Indutius Ingcel Ingnathach Ingol Innel Innsa Invomandus Iogenan Iollen Iolunn Ir Irdun Istolatius Istoreth Ith Iubdan Iuchar Iucharba Iunsa Ivomagus Ivonercus