Boy · #10,791 in 2026

Rheo

Korea University is a private research university in Seoul, South Korea. Korea University also maintains a satellite campus in Sejong City. Established in 1905 as Bosung College by Lee Yong-Ik, a prominent official of the Korean Empire, Korea University is among South Korea's oldest institutions of higher education, and is the nation's first modern private university.

Current Rank
#10,791
Peak Rank
#10,791 (2021)
Total Babies
11
5-Yr Trend
Stable
1918
First Year
2021
Last Year
2021
Peak Year
#10791
Peak Rank
11
Total Count
2
Years Active

Meaning & Origin of Rheo

What this name means, where it came from, and how it has traveled across cultures.

Korea University is a private research university in Seoul, South Korea. Korea University also maintains a satellite campus in Sejong City. Established in 1905 as Bosung College by Lee Yong-Ik, a prominent official of the Korean Empire, Korea University is among South Korea's oldest institutions of higher education, and is the nation's first modern private university.

Source: Wikipedia (CC BY-SA 3.0). Read more →

The Story of Rheo

Rheo first appeared in U.S. Social Security Administration records as a baby boy name in 1918, with 5 babies given the name that year. Its peak popularity came in 2021, when 6 Rheos were born — ranking #10,791 that year. As of 2026, Rheo ranks #10,791 for baby boys with 6 births, with steady use. In total, more than 11 Rheos have been born in the U.S. since records began in 1880, spanning the 1910s through the 2020s.

Popularity Over Time

Popularity by State

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No data

Names that sound like Rheo

Phonetically similar names — useful when Rheo is the vibe but a different syllable count or letter feel might suit better. Linked entries have a profile on Peek a Name.

Source: Datamuse . Phonetic similarity ranking, not curated.

Frequently Asked Questions about Rheo

What does the name Rheo mean?
Korea University is a private research university in Seoul, South Korea. Korea University also maintains a satellite campus in Sejong City. Established in 1905 as Bosung College by Lee Yong-Ik, a prominent official of the Korean Empire, Korea University is among South Korea's oldest institutions of higher education, and is the nation's first modern private university.
How popular is Rheo in 2026?
In 2026, Rheo ranks #10,791 among boys' names in the U.S., with 6 babies given the name that year.
When was Rheo most popular?
Rheo reached its peak popularity in 2021, ranking #10,791 that year with 6 babies given the name.
Is Rheo a unisex name?
In U.S. Social Security records, Rheo is primarily a boy's name. We don't have meaningful data for it as a girl's name.
What names go well with Rheo?
Names that share a similar style or popularity range with Rheo include Sioeli, Aamar, Mayen. These pairings are based on rank proximity and naming era in U.S. data.

Similar Names

👦
Sioeli
Peak #10791
👦
Aamar
Peak #10791
👦
Mayen
Peak #10791
👦
Domino
Peak #10791
👦
Steeve
Peak #10791
👦
Tredyn
Peak #10791
👦
Noahgabriel
Peak #10791
👦
Brynlee
Peak #10791

About the name Rheo

Rheo is a boy baby name tracked by the U.S. Social Security Administration. It first appeared in SSA records in 1918 and has accumulated 11 births in the dataset. Rheo's peak popularity came in 2021 when it ranked #10,791. Use the chart and map above to compare Rheo's trajectory across years and U.S. states, or browse the related names section to discover similar choices.

Continue exploring

Data sources

  • Birth statistics (counts, ranks, years 1880–2026) — U.S. Social Security Administration . Predictions for years not yet released by SSA are computed by Peek a Name from historical trends; we update with official data as soon as it ships.
  • Etymology, cultural origins, and related forms — Behind the Name (used under their public API terms).
  • Meaning prose and editorial summary — Wikipedia article extracts, licensed under CC BY-SA 3.0 .
  • Predicted nationality distribution — Nationalize.io .
  • Phonetically similar names — Datamuse .

Peek a Name aggregates and presents the above data for informational purposes. Statistical predictions and external attributions are clearly labelled where shown; we make no guarantee of accuracy beyond what each source provides.