If you are looking for Irish male names with meanings in alphabet order, then we picked ( 446 ) Irish boy names for you.
Choosing a name for your child is one of the most important decisions you will make as a parent.
There are many factors to be considered when you choose a name for your baby like the history of the name, the popularity of it, and the meaning and origin of the name.

Irish boy names that start with A:
1. Aden: fairy one
2. Adhamh: man of the red earth; the first man according to the bible
3. Ahearn: owner or lord of many horses
4. Aidan: little fairy one
5. Aindrea: strong; brave
6. Alan: handsome; noble; peaceful
7. Allen: handsome; noble; peaceful
8. Annan: from the stream
9. Argyle: from Ireland
10. Arlen: pledge; promise
11. Artie: strong as a rock
12. Arthur: strong as a rock
13. Athol: from Ireland
Irish boy names that start with B:
1. Bain: bridge over white water
2. Bainbridge: bridge over while water
3. Baird: a wandering minstrel who sings ballads
4. Bairn: child
5. Banan: white
6. Banning: little blond one
7. Bard: poet; singer
8. Barry: spear; marksman
9. Beacan: small
10. Beagan: little one
11. Blaine: thin; lean
12. Blair: field or plain dweller
13. Blane: thin; lean
14. Bowie: fair-haired
15. Boyd: fair-haired
16. Boyne: white cow
17. Brady: spirited
18. Bran: raven
19. Brandon: raven
20. Breck: freckled
21. Brendan: little raven; sword
22. Brennan: little raven
23. Brian: strong; honorable; hill
24. Brice: ambitious; quick
25. Brion: strong; honorable; hill
26. Brodie: ditch; canal; builder
27. Brogan: work shoe
28. Bryan: strong; honorable; hill
29. Bryant: strong; honorable; hill
30. Bryce: ambitious; quick
Irish boy names that start with C:
1. Cade: battle
2. Cadell: battle
3. Cadmon: warrior
4. Cadmar: brave warrior
5. Calbhack: bald
6. Calhoun: warrior of the forest
7. Callum: dove; peacemaker
8. Carden: from the black fortress
9. Carlin: little champion
10. Carney: brave; victorious; warrior
11. Carrick: rock
12. Carroll: champion
13. Case: brave
14. Casey: brave
15. Cashlin: little castle
16. Cassidy: clever; curly-haired
17. Cathal: wise; mighty
18. Cathmor: great warrior
19. Cavan: handsome
20. Cian: ancient
21. Clancy: red-headed soliders
22. Cleary: scholar
23. Cluny: meadow; resting place
24. Clyde: heard from afar
25. Cola: victory of the people
26. Cole: promise; victory of the people
27. Colin: dove; young child
28. Colm: dove
29. Columba: dove
30. Coman: bent
31. Conan: praised
32. Conlan: hero
33. Conn: high
34. Conner: praised
35. Connor: praised
36. Conroy: wise man
37. Conway: hound of the plains
38. Corcoran: of reddish complexion
39. Corey: hollow
40. Cormac: chariot boy
41. Corrigan: spear carrier
42. Coyle: leader in battle
43. Crevan: fox
44. Cronan: dark-haired
45. Cullen: handsome
46. Culley: forest
47. Curran: hero
Irish boy names that start with D:
1. Dacey: southerner
2. Daibhi: beloved
3. Daire: a wealthy man
4. Dallan: one who is blind
5. Dallas: wise
6. Darby: free
7. Darcy: dark
8. Darrin: great
9. Declan: the name of a saint; prayerful
10. Deegan: a black-haired man
11. Delaney: the dark challenger
12. Dempsey: proud
13. Denzil: high stronghold
14. Derby: free
15. Dermot: free of envy
16. Derron: great
17. Derry: red-haired
18. Desmond: from south Munster, Ireland
19. Devin: poet
20. Devlin: heroic; brave
21. Dolan: black-haired
22. Donahue: dark-haired warrior
23. Donato: gift from God
24. Donegal: fort of foreigners
25. Donnell: dark brave one
26. Donoghue: dark-haired warrior
27. Donovan: a brown-haired chief
28. Dooley: dark hero
29. Doran: a stranger
30. Doug: from the dark stream
31. Dougal: dark stranger
32. Douglas: from the dark stream
33. Dow: black-haired
34. Doyle: dark stranger
35. Drew: wise; courageous; strong
36. Driscoll: a mediator; one who is sorrowful
37. Duane: dark one
38. Dublin: from the capital of Ireland
39. Dugal: dark stranger
40. Dugan: dark-haired
41. Dunbar: dark branch
42. Dunn: brown-haired
43. Dwaine: dark one
Irish boy names that start with E:
1. Eagan: a fiery man
2. Earl: pledge; promise
3. Eamon: a wealthy protector
4. Edan: one who is full of fire; fiery flame
5. Egan: fiery
6. Elroy: a red-haired young man
7. Ennis: island
8. Enright: attacker’s son
9. Eoin Baiste: refers to John the Baptist
10. Ewan: young warrior
Irish boy names that start with F:
1. Fagan: fiery one
2. Fardoragh: having dark features
3. Farquhar: friendly
4. Farran: of the land
5. Fay: resembling a raven
6. Fergus: strong man
7. Ferguson: son of Fergus
8. Ferrell: a brave man; a hero
9. Ferris: rock
10. Finbar: a fair-haired man
11. Fingal: fair warrior
12. Finian: a handsome man; fair
13. Finlay: fair-haired soldier
14. Finn: fair-haired
15. Finnegan: a fair-haired man
16. Fitz: son of
17. Fitzgerald: son of Gerald
18. Fitzhugh: son of Hugh
19. Flann: one who has a ruddy complexion; fair-haired
20. Flynn: one who has a ruddy complexion; son of the red-haired man
21. Fogarty: one who has been exiled
Irish boy names that start with G:
1. Gael: Gaelic
2. Gaffney: resembling a calf
3. Gair: short one
4. Galbraith: a foreigner
5. Gale: a foreigner
6. Galen: little; lively
7. Gildas: one who serves God
8. Gallagher: eager helper
9. Galvin: sparrow
10. Gannon: of fair complexion
11. Garrett: spear carrier
12. Garvey: peace
13. Gaynor: fair; child of fair one
14. Gilby: blond boy
15. Gilchrist: servant of Christ
16. Gillespie: son of bishop’s servant
17. Gilmore: devoted servant of Mary
18. Gilroy: devoted to the king
19. Girvin: little rough one
20. Glaisne: one who is calm
21. Glenn: from the valley
22. Glenrowan: valley with Rowan trees
23. Goraidh: gentle; kind; God’s peace; divinely peaceful
24. Gorman: little blue-eyed one
25. Gormley: the blue spearman
26. Grady: illustrious; noble
27. Guire: beige
28. Guthrie: from the windy place
Irish boy names that start with H:
1. Hagan: ruler of the home
2. Hagen: young
3. Haley: clever
4. Hanraoi: the ruler of the house
5. Harkin: having dark red hair
6. Hayes: valley with hedges
7. Heremon: handsome; fair
8. Hewney: green like the field
9. Hogan: young
10. Hungas: a vigorous man
11. Hurley: tide
Irish boy names that start with I:
1. Iain: God is gracious
2. Iarlugh: combination of Iar and Lug
3. Igneachan: strong man
4. Inis: island
5. Iobhar: yew tree
6. Iollan: in mythology, one who worships a different god
Japanese boy names that start with J:
1. Jacksepticeye: awesome you
2. James: supplanter
3. Jannon: fair haired
4. Jarlath: lord of the West
5. Jarvey: coach driver
6. Jeremy: appointed by God
7. Jeshan: clear
8. Joavan: majestic
9. Jonathan: gift from God
10. Joshua: Jehovah saves
Japanese boy names that start with K:
1. Kacey: a vigilant man; one who is alert; eagle-eyed
2. Kael: mighty warrior
3. Kaelan: mighty warrior
4. Kagen: a fiery man; a thinker
5. Kallen: mighty warrior
6. Kane: tribute
7. Kasey: brave and honorable
8. Kavan: handsome
9. Kearn: dark-haired
10. Kearney: brave; victorious
11. Keefe: handsome
12. Keegan: small; fairy one
13. Keelan: small; slender
14. Keenan: small; ancient one
15. Keiran: little; dark
16. Keith: forest
17. Kellach: one who suffers strife during battle
18. Kellen: mighty warrior
19. Keller: little companion
20. Kelley: a warrior
21. Kelvin: narrow stream
22. Kendall: ruler of the valley
23. Kendrick: royal ruler
24. Kennedy: helmeted chief
25. Kenneth: born of the fire; an attractive man; handsome
26. Kentigern: lord
27. Kenyon: blond-haired
28. Keon: young warrior
29. Kermit: free
30. Kerry: dark-haired
31. Kerwin: dark-haired friend
32. Kevin: handsome
33. Kienan: small; ancient one
34. Kieran: little; dark
35. Kincaid: the leader during battle
36. Kinnard: from the tall hill
37. Knox: from the hills
38. Kory: from the hollow; of the churning water
39. Ky: from the strait; from the narrow land
40. Kyan: little king
Irish boy names that start with L:
1. Labhrainn: one who has been crowned with a laurel
2. Lann: sword
3. Larkin: fierce
4. Lawler: one who matters
5. Lennon: cloak
6. Lennox: field of elm trees
7. Liam: wilful
8. Lian: protector
9. Lochan: one who is lively
10. Lochlain: land of lakes
11. Logan: from the hollow
12. Loman: bare
13. Loni: strong; fierce
14. Lorcan: the small fierce one
15. Lucas: bringer of light
16. Lunn: warlike
17. Lynch: mariner
Irish boy names that start with M:
1. Macalister: son of Allister
2. Macarthur: son of Arthur
3. MacCoy: son of Coy
4. Maccrae: son of grace
5. Magee: son of Hugh
6. Maguire: son of Guire
7. Mahon: strong bear
8. Molan: the servant of the storm
9. Malone: servant of st John
10. Maloney: devoted to attending church
11. Mannix: monk
12. Marcas: warrior; warlike
13. Marmaduke: servant of Madoc
14. Marmion: sea bright
15. Mayo: plain of the yew trees
16. McKay: son of Kay
17. McKenzie: son of Kenzie
18. Mel: Mel’s friend
19. Melvin: Mel’s friend
20. Meredith: protector of the sea
21. Merrill: bright sea
22. Micheal: like God
23. Moffant: long plain
24. Monahan: monk
25. Mooney: a wealthy man
26. Moran: a great man
27. Mulcahy: a war chief
28. Murron: a bitter man
Irish boy names that start with N:
1. Naal: birth
2. Nally: a poor man
3. Neal: champion
4. Neil: a champion; a cloud
5. Neirin: surrounded by light
6. Nevan: the little saint
7. Niall: champion; passionate
8. Niklas: victory of the people
9. Nolan: famous; descended from nobility
10. Norman: men from the north
Irish boy names that start with O:
1. Odran: pale green
2. Oghe: one who rides horses
3. Ogilvy: from the high peak
4. Oisin: little deer
5. Oistin: venerable; the exalted one
6. O’Neil: son of Neil
7. Oran: green
8. Oren: pale-skinned
9. Ornice: a pale-skinned man
10. O’shea: son of Shea
Irish boy names that start with P:
1. Paddy: noble
2. Padrig: noble
3. Patterson: Pat’s son
4. Peadar: rock
5. Pembroke: from the headland
6. Perth: from the thorny thicket
7. Pharis: a heroic man
8. Phelan: wolf
9. Phelim: good
10. Piran: prayerful
11. Pol: small
12. Powel: son of Howell
13. Pryderi: son of the sea
Irish boy names that start with Q:
1. Quaid: the commander of the army
2. Queran: dark
3. Quigley: strong; powerful
4. Quillan: cub
5. Quillon: sword
6. Quinlan: very strong; well-formed; athletic
7. Quinn: advisor; counsellor
8. Quinton: from the queen’s town or settlement
Irish boy names that start with R:
1. Rafe: a tough man
2. Raghnall: wise; powerful
3. Rayan: little king
4. Reagan: little king
5. Regan: little king
6. Rhyan: little king
7. Riddock: from the smooth field
8. Riley: valiant
9. Riordain: a bright man
10. Riordan: the king’s poet
11. Roarke: famous ruler
12. Rogan: red-haired
13. Rohan: red-haired
14. Ronan: to make a promise; seal
15. Rooney: red-haired one
16. Rory: brilliant; famous ruler; ruddy one
17. Rowan: red-haired
18. Rowson: son of red-haired person
19. Ruadhan: a red-haired man
20. Ruarc: a famous ruler
21. Ryan: little king
22. Ryley: valiant
23. Ryne: little king
Irish boy names that start with S:
1. Seamus: God is gracious
2. Sean: God is gracious
3. Seanachan: one who is wise
4. Seanan: an old and wise man
5. Shamus: God is gracious
6. Shanahan: wise
7. Shane: God is gracious
8. Shannon: little wise one
9. Shea: hawk-like; majestic; fairy palace
10. Sheary: peaceful
11. Sheehan: peaceful; little
12. Sheridan: wild
13. Sholto: propagator; sower of seeds
14. Sim: he heard; listener
15. Skelly: story teller
16. Slevin: mountaineer
17. Sloan: warrior
18. Sorley: of the summer Vikings
19. Struthers: stream; brook
20. Sullivan: one with black eyes
21. Sweeney: little hero
Irish boy names that start with T:
1. Taggart: son of the priest
2. Tain: stream
3. Teagan: poet; bard
4. Teague: poet; bard
5. Tearlach: strong; courageous
6. Tegan: poet
7. Terron: Owen’s land
8. Teyrnon: a regal man
9. Tibbot: bold
10. Tiernan: lord
11. Tierney: lordly
12. Tobar: fountain
13. Tomey: twin
14. Torian: chief
15. Torin: chief
16. Tormaigh: having the spirit of Thor
17. Tormey: thunder spirit
18. Torrence: small; rocky hills
19. Torrey: small; rocky hills
20. Tracey: warrior
21. Trefor: prudent; cautious
22. Tremain: from the town built of stone
23. Trevor: prudent; cautious
24. Tristan: a sorrowful man
25. Troy: soldier
26. Tully: has the peace of God
27. Tynan: dark
28. Tyrone: Owen’s land
Irish boy names that start with U:
1. Uaid: army general
2. Uaine: well-born; young warrior
3. Uaithne: green
4. Uallach: proud
5. Ualter: army ruler; strong fighter
6. Uillec: brave
7. Uilliam: determined protector
8. Uistean: intelligent
9. Ulick: will desire
10. Ulster: wolf
11. Ungus: a vigorous man
12. Uri: light; the lord is my light
13. Usheen: little dear
Irish boy names that start with V:
1. Vaughn: little; small
2. Venn: fair-haired
3. Veon: sky
4. Ving: green river
5. Vinnie: sword friend
6. Virgil: staff bearer; strong
7. Vivienne: alive
Irish boy names that start with W, Y:
1. Wallach: Welshman
2. Ward: watchman
3. Whelan: joyful
4. Wiley: crafty
5. Williog: sprite; elf
6. Wise: wise; ardent
7. Wyllow: willow
8. Wyn: fair
9. Ywain: well-born; noble