Seyon
Boy name · #3746 in 2025 · Very rare
How old is the name Seyon? In official American birth records, Seyon has been tracked continuously since 2010, giving it 15 years of documented American history.
Seyon ranks #3746 among American boys' names as of 2025, with 30 newborns given the name that year. A decade ago it stood at #8040, so the name has been rising over the past ten years. Roughly one in every 60,000 boys born in 2025 was named Seyon.
Babies named Seyon per year. Source: Official national birth records.
The 15-year story
Seyon first appears in the Social Security records in 2010, when 6 boys received the name. Its all-time peak is essentially right now: 2025, with 30 babies and a rank of #3658. Names at their peak can keep climbing — or be one trend cycle from the long slide that eventually hits most popular names. Following the curve matters more than today's snapshot: a name's position on its rise-peak-decline arc is the best predictor of how common it will feel in a kindergarten class five years from now.
Unlock the 5-year forecast and compare Seyon against up to 5 other names.
Uniqueness: will there be another Seyon in class?
On our rarity read — which blends how common Seyon is today with its five-year momentum — the name reads as "very rare". A high score means genuine rarity — your Seyon will likely be the only one in the room, with the occasional spelling-out as the price.
Where Seyon is most common
State-level data for Seyon is too sparse in 2025 to rank by rate — in most states its count falls below the SSA's per-state reporting threshold (counts under 5 are withheld).
Names like Seyon
Statistically, parents drawn to Seyon tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Syon, Elyon, Lyon, Olson, and Sorren.
SyonElyonLyonOlsonSorrenZylonShivinKaceyon
Rank history (last 25 years)
| Year | Babies named Seyon | Rank |
|---|---|---|
| 2025 | 30 | #3658 |
| 2024 | 12 | #6832 |
| 2023 | 16 | #5666 |
| 2022 | 9 | #8300 |
| 2021 | 9 | #8166 |
| 2020 | 9 | #8067 |
| 2019 | 6 | #10803 |
| 2018 | 7 | #9670 |
| 2017 | 20 | #4746 |
| 2016 | 14 | #6053 |
| 2015 | 9 | #8040 |
| 2014 | 6 | #10717 |
| 2013 | 5 | #12136 |
| 2010 | 6 | #10766 |
Frequently asked questions
How old is the name Seyon?
In official American birth records, the name Seyon first appeared in 2010 (over 15 years ago), when 6 newborn boys received the name. It has been tracked in modern national records for 15 years.
Is Seyon a popular boy name?
Seyon ranked #3746 among boys in 2025 with 30 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #8040.
When was the name Seyon most popular?
Seyon peaked in 2025, when 30 American boys received the name (ranked #3658 that year). That peak is current — the name is at or near its all-time high right now.
How rare is the name Seyon?
In 2025, roughly 1 in 60,000 newborn American boys was named Seyon. On our rarity scale (rarity blended with momentum) we classify it as "very rare".
Data source: Official American birth records, 1880–2025, national and state files. Counts reflect registered birth records for American families.