Koji
boy name#3379 in 2025Koji entered the US charts in 1922, peaked at #2613 in 1984, ranks #3379 today — a rare gem few children share.
Popularity 1922–2025
#3379
rank today
#2613
peak (1984)
34
babies in 2025
rare
a rare gem few children share
Rank by decade
| Decade | Average rank |
|---|---|
| 1920s | #4071 |
| 1970s | #4358 |
| 1980s | #5393 |
| 1990s | #6210 |
| 2000s | #5505 |
| 2010s | #5443 |
| 2020s | #4450 |
Strongest states
Over the last decade, Koji has been most popular in CA, HI, WA.
Living bearers
About 600 people named Koji are estimated to be alive in the US today.
The typical Koji alive today was born around 2009, making them about 16 years old.
Estimated from official SSA birth records and life tables.
Names similar in popularity
Frequently asked questions
- How popular is the name Koji in 2025?
- Koji ranks #3379 among US boy names in 2025, with 34 babies given the name.
- When was the name Koji most popular?
- Koji peaked in 1984, reaching #2613 among US boy names.
- Will my child share the name Koji with classmates?
- Koji will almost certainly be the only one in school.
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