Boy Name · Greek Origin
Atreus
Last reviewed: June 2026
Looking at Atreus? On Baby Name Studio it appears in our Rare popularity tier and carries the meaning "Fearless", drawn from Greek naming roots. Common sibling-shortlist neighbor: Atticus.
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Frequently asked about Atreus
What does the name Atreus mean?
Atreus means "Fearless" and is of Greek origin.
What is the origin of Atreus?
Atreus originates in Greek naming tradition. Names of Greek origin often share recognizable sounds and cultural roots that shape how the name reads today.
How do you pronounce Atreus?
Atreus 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 Atreus a boy's or girl's name?
Atreus is primarily used as a boy's name in US records, though usage can vary by region and era.
How popular is Atreus in 2026?
In our 2026 popularity tracker, Atreus sits in the Rare tier — an uncommon, standout choice.
What names are similar to Atreus?
Names that share Atreus's sound and style include Atticus, Alpheus, Artemus, Adrian, Athena. Open the "Names like Atreus" rail on this page for the full list.