Caillou
boy nameCaillou entered the US charts in 2001, peaked at #2681 in 2001, is rarely given today — a rare gem few children share.
Popularity 2001–2025
—
rank today
#2681
peak (2001)
0
babies in 2025
rare
a rare gem few children share
Rank by decade
| Decade | Average rank |
|---|---|
| 2000s | #4572 |
| 2010s | #9188 |
Living bearers
About 200 people named Caillou are estimated to be alive in the US today.
The typical Caillou alive today was born around 2006, making them about 19 years old.
Estimated from official SSA birth records and life tables.
Names similar in popularity
Frequently asked questions
- How popular is the name Caillou in 2025?
- Caillou is rarely given in the US today — it does not rank in the top 2000 boy names.
- When was the name Caillou most popular?
- Caillou peaked in 2001, reaching #2681 among US boy names.
- Will my child share the name Caillou with classmates?
- Caillou will almost certainly be the only one in school.
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