Boy nameNot in the current top chartsRising
Kosei
2 syllablesPeak year: 20085 lettersStarts with K
Meaning & origin
We're still researching Kosei's meaning
We don't have a verified origin story for this name yet — we'd rather leave it blank than make one up. Check back soon, or explore the popularity data below in the meantime.
Kosei's popularity over time
| Year | Births named Kosei |
|---|---|
| 2000 | 5 |
| 2002 | 5 |
| 2003 | 5 |
| 2004 | 5 |
| 2006 | 5 |
| 2008 | 9 |
| 2009 | 6 |
| 2010 | 6 |
| 2011 | 5 |
| 2012 | 5 |
| 2013 | 6 |
| 2014 | 5 |
| 2016 | 5 |
| 2018 | 6 |
| 2019 | 5 |
| 2020 | 7 |
Kosei through the decades
- Kosei peaked in 2008, when 9 babies were named Kosei in the US.
- The 2020s were Kosei's strongest decade, averaging 7 births a year.