Celtic Names for Boy: Full List & Meanings

Looking for the perfect boy name with rich history? This collection of 23 Celtic names offers a beautiful blend of cultural heritage and modern appeal. With an average peak popularity in the Millennial Era, these names trace their roots to Celtic, Irish, and Scottish, reflecting deep linguistic traditions.

Collection Snapshot

Total Names
23
Avg Peak Year
1992Millennial Era
Avg Syllables
1.9
Trend Distribution
Rising Trend: 30%Stable Trend: 13%Falling Trend: 57%
Common Origins
CelticIrishScottish
Common Styles
ClassicModernBritish
Top Themes
NobleStrongPowerful

Trends in this Collection

Recently Peaked

Names in this collection that reached their peak popularity most recently.

RonanBowenEiden

Most Established

Names with the highest historic birth counts in the Social Security dataset.

BrianDylanAiden

Recently Declining

Names that are currently showing a downward trend in annual registrations.

BrianAidenAidan

Collection Insights

Most Popular

The name with the highest overall peak birth registrations.

Brian

This name has a long and storied history, famously borne by Brian Boru, a High King of Ireland. Its origins are firmly Irish and Celtic, translating as "strong" or "noble." That connection to ancient royalty gives it a sense of enduring power and classic appeal.

36,477 births at peak (1972)

Fastest Rising

The name showing the strongest positive growth in recent years.

Arthur

This classic name from British and Celtic origins is famously associated with the legendary King Arthur. It translates to "bear," but also carries the idea of being noble and a leader. So, it’s a name that brings to mind strength, royal history, and a touch of literary charm.

10,579 births at peak (1921)

Rare & Unique

A less common name in this list that offers a distinctive choice.

Kael

Coming from Irish and Celtic backgrounds, Kael is a name that signifies "strong." It feels a bit like a fresh take on more common Irish names, offering a distinct sound for a boy. This makes it a good option if you want something with traditional roots but a unique spelling.

263 births at peak (2025)

Full List of Celtic Boy Names

Displaying all 23 names in this collection, sorted by peak historic birth registrations. Data reflects the highest recorded annual births in the United States based on SSA records.

Brian

2 SyllablesFalling

This name has a long and storied history, famously borne by Brian Boru, a High King of Ireland. Its origins are firmly Irish and Celtic, translating as "strong" or "noble." That connection to ancient royalty gives it a sense of enduring power and classic appeal.

36,477 births at peak (1972)

Dylan

2 SyllablesStable

This name brings to mind the power of the ocean, translating from Welsh as "son of the sea" or "great tide." Dylan has deep Celtic roots and signifies a connection to wild, untamed waters. You might think of the famous poet Dylan Thomas, known for his lyrical writing.

16,696 births at peak (2001)

Aiden

2 SyllablesFalling

With its modern spelling, this name still holds ancient Irish and Celtic roots, translating as 'bright' or 'powerful.' It really took off in the early 2000s, becoming a distinct version of a traditional favorite. This spelling offers a contemporary feel without losing its rich background.

16,143 births at peak (2009)

Arthur

2 SyllablesRising

This classic name from British and Celtic origins is famously associated with the legendary King Arthur. It translates to "bear," but also carries the idea of being noble and a leader. So, it’s a name that brings to mind strength, royal history, and a touch of literary charm.

10,579 births at peak (1921)

Aidan

2 SyllablesFalling

This Irish and Celtic name has a long history, carrying the idea of something bright and powerful. You’ll find it connected to Saint Aidan of Lindisfarne, giving it a classic, steady feel. It’s a choice that feels both strong and inviting for a boy.

10,296 births at peak (2003)

Connor

2 SyllablesFalling

The imagery of a "wolf" or a skilled "hunter" comes to mind with this name. It’s an old Irish choice that also translates as "friend" or "lover of hounds," giving it a loyal feel. This spelling is common, especially in parts of the UK and America.

10,116 births at peak (2004)

Alan

2 SyllablesStable

A name with a long history, Alan comes from Celtic and Irish roots, signifying "handsome" or "great." It’s an enduring classic that has seen many famous bearers, like the brilliant mathematician Alan Turing. This name offers a familiar, strong, and dependable feel.

9,052 births at peak (1955)

Bryan

2 SyllablesFalling

With Irish and Celtic roots, this name carries the idea of someone strong and noble. It's a classic choice that has been around for centuries, often seen as a consistently reliable option. You'll find it associated with historical figures and a lasting sense of strength.

8,788 births at peak (1985)

Tristan

2 SyllablesFalling

This name carries the idea of courage, translating as "brave" or "warrior" from its Celtic and Welsh roots. It’s well-known from the ancient tales of Tristan and Isolde, a classic part of Arthurian legend. So, it has a long history in literature and mythology.

5,844 births at peak (1996)

Allen

2 SyllablesFalling

This name shares its Scottish and Celtic roots with Allan, also signifying someone handsome, strong, or noble. The 'e' spelling is quite common in America, giving it a slightly different visual. Think of comedian Tim Allen, a well-known bearer of this familiar name. It’s a solid, straightforward choice.

5,203 births at peak (1951)

Bryce

1 SyllableFalling

If you're looking for a name with a modern sound, Bryce has Scottish and Celtic origins. It translates as "strong" or "noble," giving it a grounded feel. This name also works well as a surname, which provides a familiar and approachable feel.

4,437 births at peak (2000)

Declan

2 SyllablesFalling

This name has a truly Irish spirit, coming from the old Celtic language. It translates as 'man of prayer' or 'full of goodness,' and it’s tied to Saint Declan of Ardmore. Though it was once mostly found in Ireland, it has become a recognizable choice in other places too.

4,007 births at peak (2019)

Brendan

2 SyllablesFalling

This name carries the idea of bravery, coming from its Irish and Celtic roots. It’s a classic choice that brings to mind Saint Brendan the Navigator, a significant figure in early Christian history. He was known for his legendary sea voyages, making the name feel adventurous and enduring.

4,005 births at peak (1999)

Gael

1 SyllableRising

Carrying the strong idea of a warrior, Gael is a name with deep Celtic and Irish roots. It refers to the Goidelic people, who were ancient inhabitants of Ireland, Scotland, and the Isle of Man. This makes it a distinctive choice with a rich historical background.

3,879 births at peak (2024)

Conner

2 SyllablesFalling

With strong Irish and Celtic roots, this name carries a few different ideas, including "wolf," "hunter," and "friend." It’s actually an old Irish surname that’s been used as a first name for a long time. You’ll often find it associated with loyalty and a bit of wildness.

3,229 births at peak (2005)

Harvey

2 SyllablesRising

With its charming, slightly old-fashioned sound, this name has Celtic roots and a powerful meaning. It translates as "battle worthy" or "brave warrior," giving it a strong, resilient feel. You might recognize it from famous actors or even a classic invisible rabbit.

2,294 births at peak (1921)

Allan

2 SyllablesFalling

With Scottish and Celtic origins, this name translates as handsome, strong, or noble. It’s a classic choice that’s been around for centuries, maintaining its traditional appeal. Many people associate it with Allan Pinkerton, who founded the famous detective agency in the 1850s. This spelling feels very established.

2,192 births at peak (1947)

Ronan

2 SyllablesStable

Translating directly to 'little seal' from its Irish and Celtic origins, this name has a gentle yet strong feel. It also signifies a 'brave warrior' in its broader context. Legends from Ireland often feature heroes bearing this distinctive name.

1,428 births at peak (2025)

Bowen

2 SyllablesRising

With its distinct sound, Bowen feels connected to its Welsh and Celtic heritage. It translates as "noble" or "warrior," suggesting a strong and honorable spirit. Many people know it more as a surname, but it works well as a first name too.

1,328 births at peak (2025)

Conor

2 SyllablesFalling

This classic Irish spelling represents a name with a powerful background, translating as "wolf" or "hunter." It’s a Celtic pick that also carries the idea of a loyal "friend." You'll find this traditional form used widely in Ireland.

1,263 births at peak (1993)

Brayan

2 SyllablesRising

Have you considered Brayan? This name has Irish and Celtic origins, and it translates as "strong" and "noble." While it sounds like Brian, this spelling offers a slightly different feel, often seen in various cultures outside of Ireland. It's a solid choice with a classic sound.

1,151 births at peak (2006)

Eiden

2 SyllablesRising

If you're looking for something with a fresh, energetic sound, this name fits well. It has Irish and Celtic roots, carrying the idea of "bright" or "powerful." While it feels modern, it offers a distinct alternative to more common choices, bringing a lively spirit.

558 births at peak (2025)

Kael

1 SyllableRising

Coming from Irish and Celtic backgrounds, Kael is a name that signifies "strong." It feels a bit like a fresh take on more common Irish names, offering a distinct sound for a boy. This makes it a good option if you want something with traditional roots but a unique spelling.

263 births at peak (2025)

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