Rheo
boy nameRheo entered the US charts in 1918, peaked at #4179 in 1918, is rarely given today — a rare gem few children share.
Popularity 1918–2025
—
rank today
#4179
peak (1918)
0
babies in 2025
rare
a rare gem few children share
Rank by decade
| Decade | Average rank |
|---|---|
| 1910s | #4179 |
| 2020s | #10799 |
Living bearers
Fewer than a hundred people named Rheo are estimated to be alive in the US today — a true one-of-a-kind name.
The typical Rheo is a kid of about 4 — this name's wave is very recent.
Estimated from official SSA birth records and life tables.
Names similar in popularity
Frequently asked questions
- How popular is the name Rheo in 2025?
- Rheo is rarely given in the US today — it does not rank in the top 2000 boy names.
- When was the name Rheo most popular?
- Rheo peaked in 1918, reaching #4179 among US boy names.
- Will my child share the name Rheo with classmates?
- Rheo will almost certainly be the only one in school.
Torn between Rheo and another name?
Put them head to head — full stats, history and a verdict.
Start a name battle