Thetis
Thetis is a figure from Greek mythology with varying mythological roles. She mainly appears as a sea nymph, a goddess of water, and one of the 50 Nereids, daughters of the ancient sea god Nereus.
Meaning & Origin of Thetis
What this name means, where it came from, and how it has traveled across cultures.
Thetis is a figure from Greek mythology with varying mythological roles. She mainly appears as a sea nymph, a goddess of water, and one of the 50 Nereids, daughters of the ancient sea god Nereus.
Source: Wikipedia (CC BY-SA 3.0). Read more →
The Story of Thetis
Thetis first appeared in U.S. Social Security Administration records as a baby girl name in 1914, with 8 babies given the name that year. Its peak popularity came in 1915, when 10 Thetiss were born — ranking #2,688 that year. As of 2026, Thetis ranks #4,673 for baby girls with 6 births, with steady use. In total, more than 147 Thetiss have been born in the U.S. since records began in 1880, spanning the 1910s through the 2020s.
Popularity Over Time
Popularity by State
Names that sound like Thetis
Phonetically similar names — useful when Thetis 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 Thetis
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About the name Thetis
Thetis is a girl baby name tracked by the U.S. Social Security Administration. It first appeared in SSA records in 1914 and has accumulated 147 births in the dataset. Thetis's peak popularity came in 1915 when it ranked #2,688. Use the chart and map above to compare Thetis's trajectory across years and U.S. states, or browse the related names section to discover similar choices.
Continue exploring
- Top names of 1915 →
- Names of the 1910s →
- Names starting with "T" →
- Browse all girl 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.