Fenrir
- Gender
- Boy
- Say it
- FEN-reer
- Origin
- Old Norse
- US rank, 2025
- #7,190 for boys
Fenrir is a boys' name of Old Norse origin, meaning “fen-dweller”. In 2025 it ranked 7,190th for boys in the US (11 babies).
What does Fenrir mean?
Old Norse
“fen-dweller”
In Norse mythology Fenrir is the monstrous wolf, son of Loki, destined to swallow Odin at Ragnarök.
Is Fenrir a girl's or a boy's name?
Fenrir is a boys' name. In 2025, it was given to 11 boys in the US. Too few girls were given it to be listed.
How popular is Fenrir in the US?
- Rank in 2025
- 7,190th among boys
- Babies in 2025
- 11 about 1 in 160,000 boys
- Five-year trend
- Rising up 41% in five years
- Same name in a class
- under 1% chance among 15 boys
In 2025, 11 boys in the US were named Fenrir, making it the 7,190th most popular name for boys. Five years earlier, in 2020, it was 6,292nd. Its busiest year was 2023, with 20 boys. It first appears in the records in 2016.
2025 had fewer boys named Fenrir than any year since 2018.
Half of all the boys named Fenrir in the US since 1880 were born between 2019 and 2023, the years shaded on the chart below.
Fenrir in the US, year by year
| Year | Boys | Rank |
|---|---|---|
| 2025 | 11 | #7,190 |
| 2024 | 17 | #5,439 |
| 2023 | 20 | #4,882 |
| 2022 | 18 | #5,211 |
| 2021 | 14 | #6,027 |
| 2020 | 13 | #6,292 |
| 2019 | 16 | #5,551 |
| 2018 | 5 | #12,150 |
| 2017 | 6 | #10,770 |
| 2016 | 5 | #12,180 |
Names like Fenrir
Names given in the same years and the same naming tradition, with a similar sound.
Kyaire, Cassian, Eider, Ledger, Finnegan, Callan, Finley, Odin, Brewer, Sevyn, Ares, Wylder
More Old Norse names
Freya, Ronnie, Ralph, Eric, Astrid, Colby, Rafe, Ralphie, Erik, Freyja, Erick, Bo, Ronald, Bjorn, Erica, Raife
Sources
Figures from Popular Baby Names (US Social Security Administration). Nameling last updated them on 20 October 2026. How the figures are worked out, and the data to download.
To cite this page: Nameling, “Fenrir: name meaning, origin and popularity”, https://www.nameling.co.uk/names/fenrir, updated 20 October 2026.