Boy Name · English Origin
Marlin
Last reviewed: June 2026
Marlin is a boy baby name of English origin, meaning "Sea fortress". It currently sits in the Rare tier of US baby names for 2026, and parents who love Marlin often also consider Merlin.
Names like Marlin
Frequently asked about Marlin
What does the name Marlin mean?
Marlin means "Sea fortress" and is of English origin.
What is the origin of Marlin?
Marlin originates in English naming tradition.
How do you pronounce Marlin?
Marlin has 6 letters and is most commonly stressed on the first syllable.
Is Marlin a boy's or girl's name?
Marlin is primarily used as a boy's name in US records.
How popular is Marlin in 2026?
In our 2026 popularity tracker, Marlin sits in the Rare tier — an uncommon, standout choice.
What names are similar to Marlin?
Names that share Marlin's sound and style include Merlin, Marlan, Marland, Marlon, Marlana.