Irish Names that Start With G

  1. Gus
    • Origin:

      Diminutive of Augustus, Angus, Gustave, Augustin, Augusten, Augustine, August
    • Description:

      Gus is a homey grandpa nickname name that can work as a short form for any of the above or stand on its own as a cutting-edge replacement for Max and Jake--though it was off the Top 1000 from 1978 until 2016, when it squeaked in at Number 999.
  2. Garrett
    • Origin:

      Irish variation of Gerard
    • Meaning:

      "spear strength"
    • Description:

      Garrett, also spelled with one 't', is an Irish-inflected name that was in the Top 100 in the nineties, but has now slipped in popularity.
  3. Grady
    • Origin:

      Irish
    • Meaning:

      "noble, illustrious"
    • Description:

      Following in the footsteps of popular brother Brady, Grady is another lively, ebullient Irish surname name. The O'Gradys (originally O Gradaugh) were an ancient clan that produced an impressive number of bishops.

      Perhaps the most remarkable O'Grady descendant is Muhammad Ali, whose mother's maiden name was Grady.

  4. Gulliver
    • Origin:

      Irish
    • Meaning:

      "glutton"
    • Description:

      Gulliver is an obscure Gaelic surname known almost solely through its literary Travels until actor Gary Oldman used it for his son, instantly transforming it into a lively option. British actors Damian Lewis, of Homeland, and Helen McCrory also have a son named Gulliver.
  5. Gannon
    • Origin:

      Irish
    • Meaning:

      "fair-skinned, fair-haired"
    • Description:

      The name of a historic Irish leader, Gannon has a solid, yet spirited feel. It was one of the fastest-rising names of 2014, but that trend didn't continue. One pop culture influence was the name of Teen Mom 3 son Gannon Dewayne McKee.
  6. Grainne
    • Origin:

      Irish
    • Meaning:

      "grain or love"
    • Description:

      Grainne is the Irish form of the name often Anglicized as Grania. It was the name of the ancient grain goddess and also of the fiancee of mythological hero Finn McCool and lover of Dermot, who was a heroine of the seas.
  7. Gallagher
    • Origin:

      Irish
    • Meaning:

      "descendant of foreign helper"
    • Description:

      Gallagher is, like so many of its genre, friendly, open, and optimistic. Some might associate it with the fraternal members of the band Oasis, Noel and Liam Gallagher.
  8. Grania
    • Origin:

      Variation of Grainne, Irish
    • Meaning:

      "the loved one or grain of corn"
    • Description:

      In addition to being the appellation of an ancient grain goddess, this name was also borne by two mythic Irish figures, one of whom was betrothed to legendary chieftain Finn MacCool, the other the brave sixteenth century pirate Grainne Ni Mhaille— known in English as Grace O'Malley-- whose name passed into poetry as a symbol of Ireland.
  9. Gilmore
    • Origin:

      Irish and Scottish
    • Meaning:

      "devoted to the Virgin Mary"
    • Description:

      For better or worse, this name is still firmly attached to the TV series Gilmore Girls. It's one of a number of Scottish and Irish surname names beginning with Gil, meaning "servant". In this case, it's "servant of Mary", making it a subtle male Marian name.
  10. Garret
    • Origin:

      Irish variation of Gerard
    • Meaning:

      "spear strength"
    • Description:

      After being one of the hot upscale surnames of the nineties, Garrett has left the Top 100 and this streamlined spelling is dawdling near the bottom of the Top 1000.
  11. Grady
    • Origin:

      Irish "noble"
    • Meaning:

      "noble"
    • Description:

      A name that's on the rise for boys but rarely used -- though possible -- for girls.
  12. Garvan
    • Origin:

      Irish
    • Meaning:

      "rough little one"
    • Description:

      Irish surname derived from the name Gairbhín, a diminutive of garbh, "rough". It's barely been used as a first name, but could be a similar-yet-different alternative to names like Nolan and Sullivan.
  13. Glenna
    • Origin:

      Irish
    • Meaning:

      "glen"
    • Description:

      Honoring a male relative. Be bold and go with Glenn.
  14. Galvin
    • Origin:

      Irish
    • Meaning:

      "a sparrow"
    • Description:

      More common as a surname, Galvin is a possible alternative to Gavin and Calvin.
  15. Gehry
    • Origin:

      Variation of Geary, Irish or English
    • Meaning:

      "spear or fickle"
    • Description:

      You might want to honor premier U.S. architect Frank Gehry--even though he was born Ephraim Goldberg. Gehry, pronounced like the more common surname Geary, may be a spin on the name Gary, which means spear, or derive from the Middle English word geary, which means fickle.
  16. Gandy
    • Origin:

      Irish surname, derivation unknown.
    • Description:

      A dandy, bouncy family name with tap shoes, high hat, and cane. There are several theories of its derivation, including as a nickname from the word 'ganty,' for a person who commonly wore gloves, or from 'gamen,' for someone good at games.
  17. Gilby
    • Origin:

      Irish
    • Meaning:

      "blond boy"
    • Description:

      Transformation of the stolid Gilbert into an animated surname name.
  18. Galway
    • Origin:

      Place-name
    • Description:

      Associated with the poet and novelist Galway Kinnell, this name of an Irish city, county, and bay would make an evocative choice. For further literary cred, writers Liam O'Flaherty and Frank Harris both hail from Galway.
  19. Gráinne
    • Origin:

      Irish
    • Meaning:

      "grain of corn"
    • Description:

      Name of both a goddess and a heroine in Irish mythology, it's popular in Ireland and possible here, especially in its Anglicized spelling, Grania.
  20. Gibbon