Millennia
A millennium is a period of one thousand years. It is also sometimes called a kiloannum (ka) or kiloyear (ky).
Meaning & Origin of Millennia
What this name means, where it came from, and how it has traveled across cultures.
A millennium is a period of one thousand years. It is also sometimes called a kiloannum (ka) or kiloyear (ky).
Source: Wikipedia (CC BY-SA 3.0). Read more →
The Story of Millennia
Millennia first appeared in U.S. Social Security Administration records as a baby girl name in 1997, with 5 babies given the name that year. Its peak popularity came in 2000, when 38 Millennias were born — ranking #3,453 that year. As of 2026, Millennia ranks #15,243 for baby girls with 5 births, with steady use. In total, more than 59 Millennias have been born in the U.S. since records began in 1880, spanning the 1990s through the 2020s.
Popularity Over Time
Popularity by State
Names that sound like Millennia
Phonetically similar names — useful when Millennia 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 Millennia
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About the name Millennia
Millennia is a girl baby name tracked by the U.S. Social Security Administration. It first appeared in SSA records in 1997 and has accumulated 59 births in the dataset. Millennia's peak popularity came in 2000 when it ranked #3,453. Use the chart and map above to compare Millennia's trajectory across years and U.S. states, or browse the related names section to discover similar choices.
Continue exploring
- Top names of 2000 →
- Names of the 2000s →
- Names starting with "M" →
- 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.