Atreus
BoyGreek· “often said fearless”
- Meaning
- often said fearless
- Origin
- Greek
- Pronunciation
- AY-tree-uhs
- Syllables
- 2
- US rank 2025
- #582
- US babies 2025
- 504
- Best rank
- #457 (2023)
- Peak year
- 2023
Meaning and origin of Atreus
Atreus is a Greek name that is usually said to mean “often said fearless”.
Atreus is a figure from Greek mythology, the king of Mycenae and father of Agamemnon and Menelaus. The name is often said to mean fearless, from a Greek word for not trembling, though that interpretation is not universally accepted. The House of Atreus is famous for its tragic cycle of revenge, retold in the plays of Aeschylus. As a given name, Atreus is rare but has gained attention through the God of War video games. It sounds strong and classical. Trey is a possible nickname.
Popularity over time
Atreus first appears in US Social Security records in 2008. It has ranked in the top 1,000 in 7 different years, starting in 2019. Its best national rank was #457 in 2023, the same year it reached its highest count of 674 babies. In 2025, 504 babies were named Atreus, and it ranked #582 nationally. That is 9980% more than ten years earlier, so it is clearly on the rise.
Of the 3,534 US boys named Atreus since records began, 87% were born in the 2020s, its biggest decade.
Other boys' names that peaked around the same time include Cillian, Camilo, Asa, Callen, and Jasiah.
Where it is most popular (2025)
In 2025, Atreus ranked highest in Arizona, Oregon, and Nebraska.
| State | Rank there | Babies |
|---|---|---|
| Arizona | #289 | 27 |
| Oregon | #329 | 12 |
| Nebraska | #339 | 7 |
| New Mexico | #365 | 5 |
| Washington | #382 | 19 |
Gender, sound and spelling
In the US it is used almost only for boys.
Atreus is usually pronounced AY-tree-uhs, with two syllables. It has six letters, starts with A and ends in “-us”.
Middle names for Atreus
A few middle names that flow with Atreus: each avoids a matching first letter, a rhyme and a vowel clash where the names meet.
Sibling names for Atreus
Similar names
Lists that include Atreus
Frequently asked questions
What does the name Atreus mean?
Atreus is a Greek name that is usually said to mean “often said fearless”.
What is the origin of the name Atreus?
Atreus has Greek roots. Atreus is a figure from Greek mythology, the king of Mycenae and father of Agamemnon and Menelaus.
Is Atreus a popular name?
Yes. Atreus ranked #582 in the US in 2025, which makes it in the top 1,000.
Is Atreus a boy or girl name?
Atreus is mainly a boy's name. In the US it is used almost only for boys.
How do you pronounce Atreus?
Atreus is usually pronounced AY-tree-uhs. Stressed syllables are in capital letters.
Popularity figures come from US Social Security card applications (names given to at least five babies in a year, 1880 to 2025). How we source names and meanings