Boy Name · Welsh Origin
Merlin
Last reviewed: June 2026
Looking at Merlin? On Baby Name Studio it appears in our Rare popularity tier and carries the meaning "Sea fortress", drawn from Welsh naming roots. Common sibling-shortlist neighbor: Marlin.
Names like Merlin
- Marlin — meaning, origin and popularity
- Merlyn — meaning, origin and popularity
- Mervin — meaning, origin and popularity
- Merlene — meaning, origin and popularity
- Merilyn — meaning, origin and popularity
- Merline — meaning, origin and popularity
- Marlon — meaning, origin and popularity
- Marlan — meaning, origin and popularity
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Frequently asked about Merlin
What does the name Merlin mean?
Merlin means "Sea fortress" and is of Welsh origin.
What is the origin of Merlin?
Merlin originates in Welsh naming tradition. Names of Welsh origin often share recognizable sounds and cultural roots that shape how the name reads today.
How do you pronounce Merlin?
Merlin has 6 letters and is most commonly stressed on the first syllable. Tap the pronunciation player on this page to hear it spoken aloud.
Is Merlin a boy's or girl's name?
Merlin is primarily used as a boy's name in US records, though usage can vary by region and era.
How popular is Merlin in 2026?
In our 2026 popularity tracker, Merlin sits in the Rare tier — an uncommon, standout choice.
What names are similar to Merlin?
Names that share Merlin's sound and style include Marlin, Merlyn, Mervin, Merlene, Merilyn. Open the "Names like Merlin" rail on this page for the full list.