Milli
Milli is a unit prefix in the metric system denoting a factor of one thousandth (10−3). Proposed in 1793, and adopted in 1795, the prefix comes from the Latin mille, meaning one thousand. Since 1960, the prefix is part of the International System of Units (SI).
Meaning & Origin of Milli
What this name means, where it came from, and how it has traveled across cultures.
Milli is a unit prefix in the metric system denoting a factor of one thousandth (10−3). Proposed in 1793, and adopted in 1795, the prefix comes from the Latin mille, meaning one thousand. Since 1960, the prefix is part of the International System of Units (SI).
Source: Wikipedia (CC BY-SA 3.0). Read more →
The Story of Milli
Milli first appeared in U.S. Social Security Administration records as a baby girl name in 2002, with 5 babies given the name that year. Its peak popularity came in 2022, when 39 Millis were born — ranking #3,824 that year. As of 2026, Milli ranks #4,937 for baby girls with 27 births, gradually rising (+12%). In total, more than 476 Millis have been born in the U.S. since records began in 1880, spanning the 2000s through the 2020s.
Popularity Over Time
Popularity by State
Names that sound like Milli
Phonetically similar names — useful when Milli 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 Milli
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About the name Milli
Milli is a girl baby name tracked by the U.S. Social Security Administration. It first appeared in SSA records in 2002 and has accumulated 476 births in the dataset. Milli's peak popularity came in 2022 when it ranked #3,824. Use the chart and map above to compare Milli's trajectory across years and U.S. states, or browse the related names section to discover similar choices.
Continue exploring
- Top names of 2022 →
- Names of the 2020s →
- 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.