Lillia
Girl name · #3001 in 2025 · Uniqueness 61/100
Lillia is currently the #3001 girl name in the United States — 55 babies received it in 2025. A decade ago it stood at #2773, so the name has been falling over the past ten years. Roughly one in every 32,727 girls born in 2025 was named Lillia.
Babies named Lillia per year, 1880–2025. Source: SSA.
The 144-year story
Lillia first appears in the Social Security records in 1881, when 7 girls received the name. Its peak came in 2013, when 73 girls were named Lillia — good for #2458 that year. Today's parents encounter it on its way down the popularity curve, which for many parents is exactly the appeal. 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 Lillia against up to 5 other names.
Uniqueness: will there be another Lillia in class?
Lillia scores 61 out of 100 on our uniqueness scale, which blends current rarity with five-year momentum — putting it in the "distinctive" band. That middle band is the sweet spot many parents hunt for: recognizable without being everywhere.
Where Lillia is most common
State-level data for Lillia 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 Lillia
Statistically, parents drawn to Lillia tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Italia, Kahlia, Yulia, Tahlia, and Adelia.
ItaliaKahliaYuliaTahliaAdeliaMeliaAzaliaHalia
Rank history (last 25 years)
| Year | Babies named Lillia | Rank |
|---|---|---|
| 2025 | 55 | #2998 |
| 2024 | 51 | #3119 |
| 2023 | 57 | #2936 |
| 2022 | 56 | #2956 |
| 2021 | 48 | #3297 |
| 2020 | 39 | #3735 |
| 2019 | 42 | #3611 |
| 2018 | 45 | #3438 |
| 2017 | 45 | #3436 |
| 2016 | 64 | #2697 |
| 2015 | 63 | #2773 |
| 2014 | 69 | #2560 |
| 2013 | 73 | #2458 |
| 2012 | 70 | #2568 |
| 2011 | 69 | #2589 |
| 2010 | 60 | #2870 |
| 2009 | 56 | #3047 |
| 2008 | 68 | #2690 |
| 2007 | 72 | #2568 |
| 2006 | 61 | #2850 |
| 2005 | 63 | #2670 |
| 2004 | 59 | #2742 |
| 2003 | 57 | #2737 |
| 2002 | 31 | #4071 |
| 2001 | 22 | #5174 |
Frequently asked questions
Is Lillia a popular girl name?
Lillia ranked #3001 among girls in 2025 with 55 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #2773.
When was the name Lillia most popular?
Lillia peaked in 2013, when 73 American girls received the name (ranked #2458 that year). Since 2013 the name has declined from that high.
How rare is the name Lillia?
In 2025, roughly 1 in 32,727 newborn American girls was named Lillia. It scores 61/100 on our uniqueness scale (rarity blended with momentum), which we classify as "distinctive".
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.