Sebastien
Boy name · #2463 in 2025 · Very rare
In 2025, 55 baby boys were named Sebastien, placing it at #2463 in the official national rankings. A decade ago it stood at #1353, so the name has been falling over the past ten years. Roughly one in every 32,727 boys born in 2025 was named Sebastien.
Babies named Sebastien per year. Source: SSA.
The 54-year story
Sebastien first appears in the Social Security records in 1971, when 11 boys received the name. Its peak came in 2007, when 178 boys were named Sebastien — good for #1053 that year. Today's parents encounter it on its way down the popularity curve, which for many parents is exactly the appeal. 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 Sebastien against up to 5 other names.
Uniqueness: will there be another Sebastien in class?
On our rarity read — which blends how common Sebastien is today with its five-year momentum — the name reads as "very rare". A high score means genuine rarity — your Sebastien will likely be the only one in the room, with the occasional spelling-out as the price.
Where Sebastien is most common
State-level data for Sebastien 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 Sebastien
Statistically, parents drawn to Sebastien tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Adrien, Sabastian, Kamren, Camren, and Zavien.
AdrienSabastianKamrenCamrenZavienSiddharthGraydenBraiden
Rank history (last 25 years)
| Year | Babies named Sebastien | Rank |
|---|---|---|
| 2025 | 55 | #2451 |
| 2024 | 88 | #1833 |
| 2023 | 97 | #1718 |
| 2022 | 108 | #1611 |
| 2021 | 93 | #1740 |
| 2020 | 59 | #2292 |
| 2019 | 87 | #1777 |
| 2018 | 107 | #1565 |
| 2017 | 103 | #1575 |
| 2016 | 118 | #1456 |
| 2015 | 129 | #1353 |
| 2014 | 134 | #1313 |
| 2013 | 155 | #1162 |
| 2012 | 116 | #1428 |
| 2011 | 138 | #1250 |
| 2010 | 133 | #1292 |
| 2009 | 142 | #1250 |
| 2008 | 174 | #1074 |
| 2007 | 178 | #1053 |
| 2006 | 171 | #1049 |
| 2005 | 156 | #1062 |
| 2004 | 154 | #1049 |
| 2003 | 150 | #1041 |
| 2002 | 142 | #1064 |
| 2001 | 145 | #1020 |
Frequently asked questions
Is Sebastien a popular boy name?
Sebastien ranked #2463 among boys in 2025 with 55 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #1353.
When was the name Sebastien most popular?
Sebastien peaked in 2007, when 178 American boys received the name (ranked #1053 that year). Since 2007 the name has declined from that high.
How rare is the name Sebastien?
In 2025, roughly 1 in 32,727 newborn American boys was named Sebastien. On our rarity scale (rarity blended with momentum) we classify it as "very rare".
Data source: U.S. Social Security Administration name statistics, 1880–2025, national and state files. Counts reflect Social Security card applications; names with fewer than 5 occurrences in a state-year are suppressed by the SSA.