Lilac
Girl name · #4112 in 2025 · Very rare
How old is the name Lilac? In official American birth records, Lilac has been tracked continuously since 1979, giving it 46 years of documented American history.
In 2025, 35 baby girls were named Lilac, placing it at #4112 in the official national rankings. A decade ago it stood at #8447, so the name has been rising over the past ten years. Roughly one in every 51,429 girls born in 2025 was named Lilac.
Babies named Lilac per year. Source: Official national birth records.
The 46-year story
Lilac first appears in the Social Security records in 1979, when 5 girls received the name. Its all-time peak is essentially right now: 2024, with 44 babies and a rank of #3516. 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 Lilac against up to 5 other names.
Uniqueness: will there be another Lilac in class?
On our rarity read — which blends how common Lilac is today with its five-year momentum — the name reads as "very rare". A high score means genuine rarity — your Lilac will likely be the only one in the room, with the occasional spelling-out as the price.
Where Lilac is most common
State-level data for Lilac is too sparse in 2025 to rank by rate — in most states its count falls below the SSA's per-state reporting threshold (counts under 5 are withheld).
Names like Lilac
Statistically, parents drawn to Lilac tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Leeba, Lunna, Lizzy, Livie, and Lumina.
LeebaLunnaLizzyLivieLuminaLalaniLayalLayanna
Rank history (last 25 years)
| Year | Babies named Lilac | Rank |
|---|---|---|
| 2025 | 35 | #4067 |
| 2024 | 44 | #3516 |
| 2023 | 25 | #5126 |
| 2022 | 22 | #5638 |
| 2021 | 25 | #5091 |
| 2020 | 24 | #5168 |
| 2019 | 15 | #7342 |
| 2018 | 25 | #5152 |
| 2017 | 16 | #7092 |
| 2016 | 17 | #6901 |
| 2015 | 13 | #8447 |
| 2014 | 10 | #10129 |
| 2013 | 9 | #11000 |
| 2012 | 11 | #9711 |
| 2011 | 9 | #11181 |
| 2010 | 12 | #9231 |
| 2009 | 11 | #9975 |
| 2008 | 5 | #17504 |
| 2007 | 12 | #9539 |
| 2006 | 8 | #12420 |
| 2003 | 5 | #15784 |
| 1996 | 7 | #10567 |
| 1995 | 6 | #11783 |
| 1979 | 5 | #10210 |
Frequently asked questions
How old is the name Lilac?
In official American birth records, the name Lilac first appeared in 1979 (over 46 years ago), when 5 newborn girls received the name. It has been tracked in modern national records for 46 years.
Is Lilac a popular girl name?
Lilac ranked #4112 among girls in 2025 with 35 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #8447.
When was the name Lilac most popular?
Lilac peaked in 2024, when 44 American girls received the name (ranked #3516 that year). That peak is current — the name is at or near its all-time high right now.
How rare is the name Lilac?
In 2025, roughly 1 in 51,429 newborn American girls was named Lilac. On our rarity scale (rarity blended with momentum) we classify it as "very rare".
Data source: Official American birth records, 1880–2025, national and state files. Counts reflect registered birth records for American families.