Milli
Girl name · #4331 in 2025 · Uniqueness 77/100
Milli is currently the #4331 girl name in the United States — 33 babies received it in 2025. A decade ago it stood at #9481, so the name has been rising over the past ten years. Roughly one in every 54,545 girls born in 2025 was named Milli.
Babies named Milli per year, 1880–2025. Source: SSA.
The 23-year story
Milli first appears in the Social Security records in 2002, when 5 girls received the name. Its all-time peak is essentially right now: 2022, with 39 babies and a rank of #3827. Names at their peak can keep climbing — or be one trend cycle from the long slide that eventually hits most popular names. Following the curve matters more than today's snapshot: a name's position on its rise-peak-decline arc is the best predictor of how common it will feel in a kindergarten class five years from now.
Unlock the 5-year forecast and compare Milli against up to 5 other names.
Uniqueness: will there be another Milli in class?
Milli scores 77 out of 100 on our uniqueness scale, which blends current rarity with five-year momentum — putting it in the "rare" band. A high score means genuine rarity — your Milli will likely be the only one in the room, with the occasional spelling-out as the price.
Where Milli is most common
State-level data for Milli is sparse in 2025 — the name's footprint is too small for most states to report (the SSA suppresses counts under 5 per state for privacy).
Names like Milli
Statistically, parents drawn to Milli tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Nelli, Nyeli, Metzli, Madi, and Mayeli.
NelliNyeliMetzliMadiMayeliMayliMetztliMarlei
Rank history (last 25 years)
| Year | Babies named Milli | Rank |
|---|---|---|
| 2025 | 33 | #4265 |
| 2024 | 24 | #5300 |
| 2023 | 33 | #4276 |
| 2022 | 39 | #3827 |
| 2021 | 25 | #5091 |
| 2020 | 33 | #4169 |
| 2019 | 31 | #4437 |
| 2018 | 28 | #4768 |
| 2017 | 18 | #6531 |
| 2016 | 19 | #6401 |
| 2015 | 11 | #9481 |
| 2014 | 25 | #5310 |
| 2013 | 23 | #5644 |
| 2012 | 21 | #6110 |
| 2011 | 16 | #7436 |
| 2010 | 16 | #7513 |
| 2009 | 25 | #5537 |
| 2008 | 12 | #9476 |
| 2007 | 5 | #17636 |
| 2006 | 5 | #17168 |
| 2005 | 7 | #13010 |
| 2002 | 5 | #15432 |
Frequently asked questions
Is Milli a popular girl name?
Milli ranked #4331 among girls in 2025 with 33 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #9481.
When was the name Milli most popular?
Milli peaked in 2022, when 39 American girls received the name (ranked #3827 that year). That peak is current — the name is at or near its all-time high right now.
How rare is the name Milli?
In 2025, roughly 1 in 54,545 newborn American girls was named Milli. It scores 77/100 on our uniqueness scale (rarity blended with momentum), which we classify as "rare".
Data source: U.S. Social Security Administration name statistics, 1880–2025, national and state files. Counts reflect Social Security card applications; names with fewer than 5 occurrences in a state-year are suppressed by the SSA.