Irish Surnames Starting with G

Descendant of Gamhna (calf)

Foreign helper

Descendant of Fionnáin (fair-haired)

Descendant of Gairbhith (rough peace)

Descendant of Gábháin (white hawk)

Descendant of Fionnbharr (fair top)

Descendant of Gadhra (hunting dog)

Descendant of Eochagáin (horse rider)

Descendant of Oireachtaigh (assembly member)

Descendant of servant of Guala

Descendant of Giolla Ghuala (servant of devotion)

Descendant of Giollagáin (little servant)

Son of servant of St. Martin

Descendant of Giolla Mhuire (servant of Mary)

Descendant of Giolla Rua (red servant)

Descendant of Fionnghail (fair valor)

Little green one

Descendant of Gleannáin (valley dweller)

Descendant of Gloinn (pure)

Descendant of Gogáin (young Smith)

From de Gorham (Anglo-Norman)

Blue one

Descendant of Guaire (noble)

Descendant of Griallais (valorous)

Griffin-like

Descendant of Grógáin (fierce)

Descendant of Giolla Phóil (servant of Paul)

Descendant of Géibheannaigh (fettered)