GALLAGER: Variant spelling of Irish Gallagher, meaning "foreign help."
GALLAGHER: Irish surname transferred to forename use, from an Anglicized form of Gaelic Ó Gallchobhair "descendant of Gallchobhar," hence "foreign help."
GARBHÁN: Irish name composed of garbh "rough" and a diminutive suffix, hence "little rough one."
GARRETT: Irish surname transferred to forename use, from an Anglicized form of Gaelic Georóid, meaning "spear ruler."
GEARÓID: Irish Gaelic form of French Gérald, meaning "spear ruler."
GILROY: Irish surname transferred to forename use, from an Anglicized form of Gaelic Mac Giolla Ruaidh, "son of the Ruadh," hence "red."
GIOLLADHE: Irish name meaning "golden."
GOBÁN: Irish name possibly composed of the word gobha and a diminutive suffix, hence "little smith."
GOFRAIDH: Irish form of Old High German Gottfried, meaning "God's peace."
GOIBNIU: Irish name derived from the word gobha, meaning "smith." In mythology, this is the name of a smith god who provided weapons for the Tuatha De Danaan.
GRADY: Irish surname transferred to forename use, from an Anglicized form of Gaelic Ó Gráda "descendant of Gráda," hence "noble."
GRÉAGÓIR: Irish Gaelic name derived from Norman French Grégoire, meaning "watchful; vigilant."
GRÍOBHTHA: Irish Gaelic name derived from the word gríobh, meaning "griffin."
GALLAGHER: Irish surname transferred to forename use, from an Anglicized form of Gaelic Ó Gallchobhair "descendant of Gallchobhar," hence "foreign help."
GARBHÁN: Irish name composed of garbh "rough" and a diminutive suffix, hence "little rough one."
GARRETT: Irish surname transferred to forename use, from an Anglicized form of Gaelic Georóid, meaning "spear ruler."
GEARÓID: Irish Gaelic form of French Gérald, meaning "spear ruler."
GILROY: Irish surname transferred to forename use, from an Anglicized form of Gaelic Mac Giolla Ruaidh, "son of the Ruadh," hence "red."
GIOLLADHE: Irish name meaning "golden."
GOBÁN: Irish name possibly composed of the word gobha and a diminutive suffix, hence "little smith."
GOFRAIDH: Irish form of Old High German Gottfried, meaning "God's peace."
GOIBNIU: Irish name derived from the word gobha, meaning "smith." In mythology, this is the name of a smith god who provided weapons for the Tuatha De Danaan.
GRADY: Irish surname transferred to forename use, from an Anglicized form of Gaelic Ó Gráda "descendant of Gráda," hence "noble."
GRÉAGÓIR: Irish Gaelic name derived from Norman French Grégoire, meaning "watchful; vigilant."
GRÍOBHTHA: Irish Gaelic name derived from the word gríobh, meaning "griffin."