Sebastien
Boy name · #2463 in 2025 · Uniqueness 76/100
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, 1880–2025. 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?
Sebastien scores 76 out of 100 on our uniqueness scale, which blends current rarity with five-year momentum — putting it in the "rare" band. 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
Geography matters for names, and Sebastien is no exception. In 2025 the states with the most Sebastiens were CA (7), FL (5), WA (5). Raw counts naturally favor populous states, but the spread still hints at where the name is part of the local naming culture.
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. It scores 76/100 on our uniqueness scale (rarity blended with momentum), which we classify as "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.