Annwn

Boy Name
Origin:celtic

Annwn: a male name of Celtic origin meaning "Annwn was the Otherworld in Welsh mythology". It derives from the Celtic word "Annwvn".

Annwn is a masculine name that means "Annwn was the Otherworld in Welsh mythology". Its Celtic origins reflect deep cultural values and traditions that have been passed down through generations. Parents choosing this name often appreciate its profound significance and timeless appeal.

Quick Facts About Annwn

Quick facts about Annwn
OriginCeltic, Gaelic
GenderBoy name
PopularityModerately popular

Researched by Name Doctor Linguistics Team

Our names are verified by professional linguists with expertise in etymology and cultural naming traditions.

Last reviewed: November 2025

Meaning

Annwn was the Otherworld in Welsh mythology. Ruled by Arawn, or much later by Gwyn ap Nudd, it was essentially a world of delights and eternal youth where the disease is absent, and food is ever-abundant. It became identified with the Christian afterlife in paradise (or heaven). In Welsh mythology and folklore, Cŵn Annwn was the spectral hounds of Annwn, the otherworld of Welsh myth. They were associated with a form of the Wild Hunt, presided over by either Arawn, king of Annwn in the First Branch of the Mabinogi and alluded to in the Fourth, or by Gwyn ap Nudd as the underworld king and king of the fair(y) folk is named in later medieval lore.

Etymology & Details

Name Root

Annwvn

Usage & Popularity

Annwn is predominantly used in welsh speaking communities, where it maintains strong cultural connections and traditional significance.

welsh
Frequently Asked Questions About Annwn
What does the name Annwn mean?
Annwn means "Annwn was the Otherworld in Welsh mythology. Ruled by Arawn, or much later by Gwyn ap Nudd, it was essentially a world of delights and eternal youth where the disease is absent, and food is ever-abundant. It became identified with the Christian afterlife in paradise (or heaven). In Welsh mythology and folklore, Cŵn Annwn was the spectral hounds of Annwn, the otherworld of Welsh myth. They were associated with a form of the Wild Hunt, presided over by either Arawn, king of Annwn in the First Branch of the Mabinogi and alluded to in the Fourth, or by Gwyn ap Nudd as the underworld king and king of the fair(y) folk is named in later medieval lore.". The name comes from Annwvn. This celtic name has been passed down through generations, carrying its meaning across different cultures and time periods. Parents who choose Annwn for boys often connect with the name's meaning of "Annwn was the Otherworld in Welsh mythology. Ruled by Arawn, or much later by Gwyn ap Nudd, it was essentially a world of delights and eternal youth where the disease is absent, and food is ever-abundant. It became identified with the Christian afterlife in paradise (or heaven). In Welsh mythology and folklore, Cŵn Annwn was the spectral hounds of Annwn, the otherworld of Welsh myth. They were associated with a form of the Wild Hunt, presided over by either Arawn, king of Annwn in the First Branch of the Mabinogi and alluded to in the Fourth, or by Gwyn ap Nudd as the underworld king and king of the fair(y) folk is named in later medieval lore." as a quality they hope to see in their child. While not the most common choice, Annwn's meaningful roots have given it staying power among parents looking for a name with substance. The name is associated with qualities like WELSH MYTHOLOGY, reflecting its meaning in how people perceive those who carry it.
What is the origin of the name Annwn?
Annwn has celtic and gaelic origins. The name traces back to Annwvn. The name remains closely tied to welsh naming traditions while occasionally appearing in other cultures. The celtic meaning "Annwn was the Otherworld in Welsh mythology. Ruled by Arawn, or much later by Gwyn ap Nudd, it was essentially a world of delights and eternal youth where the disease is absent, and food is ever-abundant. It became identified with the Christian afterlife in paradise (or heaven). In Welsh mythology and folklore, Cŵn Annwn was the spectral hounds of Annwn, the otherworld of Welsh myth. They were associated with a form of the Wild Hunt, presided over by either Arawn, king of Annwn in the First Branch of the Mabinogi and alluded to in the Fourth, or by Gwyn ap Nudd as the underworld king and king of the fair(y) folk is named in later medieval lore." reflects values important in the culture where this name first appeared.
Is Annwn a boy or girl name?
Annwn is a boy's name. The name has been used for boys across many generations, maintaining its masculine character through different eras and cultures. In celtic tradition, Annwn has historically been given to boys. The meaning "Annwn was the Otherworld in Welsh mythology. Ruled by Arawn, or much later by Gwyn ap Nudd, it was essentially a world of delights and eternal youth where the disease is absent, and food is ever-abundant. It became identified with the Christian afterlife in paradise (or heaven). In Welsh mythology and folklore, Cŵn Annwn was the spectral hounds of Annwn, the otherworld of Welsh myth. They were associated with a form of the Wild Hunt, presided over by either Arawn, king of Annwn in the First Branch of the Mabinogi and alluded to in the Fourth, or by Gwyn ap Nudd as the underworld king and king of the fair(y) folk is named in later medieval lore." carries well for a son, giving the name lasting appeal.
How popular is the name Annwn?
Annwn is somewhat common, familiar to most people. With moderate popularity, Annwn offers familiarity without being everywhere. It's the kind of name people recognize but don't hear every day. Annwn's popularity may vary between celtic communities and the broader population, where naming trends differ. The name's meaning of "Annwn was the Otherworld in Welsh mythology. Ruled by Arawn, or much later by Gwyn ap Nudd, it was essentially a world of delights and eternal youth where the disease is absent, and food is ever-abundant. It became identified with the Christian afterlife in paradise (or heaven). In Welsh mythology and folklore, Cŵn Annwn was the spectral hounds of Annwn, the otherworld of Welsh myth. They were associated with a form of the Wild Hunt, presided over by either Arawn, king of Annwn in the First Branch of the Mabinogi and alluded to in the Fourth, or by Gwyn ap Nudd as the underworld king and king of the fair(y) folk is named in later medieval lore." likely influences its appeal, as parents often choose names that express values or hopes for their children. Among boys' names, Annwn holds its own, appealing to parents who value distinctive options.
Where is the name Annwn commonly used?
Annwn is used primarily in welsh naming traditions. Though celtic in origin, Annwn found a home in other cultures where it resonated with local naming preferences. The meaning "Annwn was the Otherworld in Welsh mythology. Ruled by Arawn, or much later by Gwyn ap Nudd, it was essentially a world of delights and eternal youth where the disease is absent, and food is ever-abundant. It became identified with the Christian afterlife in paradise (or heaven). In Welsh mythology and folklore, Cŵn Annwn was the spectral hounds of Annwn, the otherworld of Welsh myth. They were associated with a form of the Wild Hunt, presided over by either Arawn, king of Annwn in the First Branch of the Mabinogi and alluded to in the Fourth, or by Gwyn ap Nudd as the underworld king and king of the fair(y) folk is named in later medieval lore." carries universal appeal, helping explain why different cultures adopted Annwn into their naming traditions. A child named Annwn will likely find their name recognized in multiple countries, which can be an advantage for families with international connections or who value global accessibility. Across these cultures, Annwn is given to boys, maintaining consistent gender association.
What is the cultural significance of Annwn?
Annwn carries associations with WELSH MYTHOLOGY. These qualities shape how people perceive the name and those who carry it, creating expectations and first impressions. The name's meaning of "Annwn was the Otherworld in Welsh mythology. Ruled by Arawn, or much later by Gwyn ap Nudd, it was essentially a world of delights and eternal youth where the disease is absent, and food is ever-abundant. It became identified with the Christian afterlife in paradise (or heaven). In Welsh mythology and folklore, Cŵn Annwn was the spectral hounds of Annwn, the otherworld of Welsh myth. They were associated with a form of the Wild Hunt, presided over by either Arawn, king of Annwn in the First Branch of the Mabinogi and alluded to in the Fourth, or by Gwyn ap Nudd as the underworld king and king of the fair(y) folk is named in later medieval lore." reinforces these associations, connecting the literal translation to the character traits people expect. In celtic culture, where Annwn originates, these qualities held particular value, making the name a way to express hopes for a child's character. Research shows that names do influence perceptions. People form impressions based on names before meeting someone, which means choosing Annwn sets certain expectations. Parents choosing Annwn often connect with one or more of these associations, selecting the name because it represents qualities they value or wish for their child. In welsh communities, these associations may carry extra weight, as naming traditions often reinforce cultural values.

Sources: Etymology verified through linguistic research including Oxford Dictionary of First Names, Behind the Name, and academic etymology databases.

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