Tau
Tau is the nineteenth letter of the Greek alphabet, representing the voiceless dental or alveolar plosive IPA: [t]. In the system of Greek numerals, it has a value of 300.
Meaning & Origin of Tau
What this name means, where it came from, and how it has traveled across cultures.
Tau is the nineteenth letter of the Greek alphabet, representing the voiceless dental or alveolar plosive IPA: [t]. In the system of Greek numerals, it has a value of 300.
Source: Wikipedia (CC BY-SA 3.0). Read more →
The Story of Tau
Tau first appeared in U.S. Social Security Administration records as a baby boy name in 1976, with 7 babies given the name that year. Its peak popularity came in 1976, when 7 Taus were born — ranking #4,420 that year. As of 2026, Tau ranks #10,757 for baby boys with 6 births, with steady use. In total, more than 34 Taus have been born in the U.S. since records began in 1880, spanning the 1970s through the 2020s.
Popularity Over Time
Popularity by State
Names that sound like Tau
Phonetically similar names — useful when Tau 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 Tau
What does the name Tau mean?
How popular is Tau in 2026?
When was Tau most popular?
Is Tau a unisex name?
What names go well with Tau?
About the name Tau
Tau is a boy baby name tracked by the U.S. Social Security Administration. It first appeared in SSA records in 1976 and has accumulated 34 births in the dataset. Tau's peak popularity came in 1976 when it ranked #4,420. Use the chart and map above to compare Tau's trajectory across years and U.S. states, or browse the related names section to discover similar choices.
Continue exploring
- Top names of 1976 →
- Names of the 1970s →
- Names starting with "T" →
- Browse all boy names →
- Top names of 2026 →
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.