Lydia
Girl name · #92 in 2025 · Uniqueness 45/100
Lydia ranks #92 among American girls' names as of 2025, with 2,692 newborns given the name that year. A decade ago it stood at #80, so the name has been falling over the past ten years. Roughly one in every 669 girls born in 2025 was named Lydia.
Babies named Lydia per year, 1880–2025. Source: SSA.
The 145-year story
Lydia first appears in the Social Security records in 1880, when 302 girls received the name. Its peak came in 2014, when 3,652 girls were named Lydia — good for #84 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 Lydia against up to 5 other names.
Uniqueness: will there be another Lydia in class?
Lydia scores 45 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 Lydia is most common
Geography matters for names, and Lydia is no exception. In 2025 the states with the most Lydias were TX (233), PA (157), OH (147), CA (121), NY (105). Raw counts naturally favor populous states, but the spread still hints at where the name is part of the local naming culture.
Names like Lydia
Statistically, parents drawn to Lydia tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Lucia, Cecilia, Ariana, Liliana, and Georgia.
LuciaCeciliaArianaLilianaGeorgiaAlanaNataliaAudrey
Rank history (last 25 years)
| Year | Babies named Lydia | Rank |
|---|---|---|
| 2025 | 2,692 | #92 |
| 2024 | 2,678 | #97 |
| 2023 | 2,735 | #94 |
| 2022 | 2,818 | #93 |
| 2021 | 2,935 | #89 |
| 2020 | 2,804 | #95 |
| 2019 | 3,015 | #94 |
| 2018 | 3,213 | #89 |
| 2017 | 3,341 | #85 |
| 2016 | 3,625 | #80 |
| 2015 | 3,514 | #80 |
| 2014 | 3,652 | #84 |
| 2013 | 3,262 | #95 |
| 2012 | 3,176 | #95 |
| 2011 | 3,092 | #96 |
| 2010 | 2,840 | #110 |
| 2009 | 2,830 | #117 |
| 2008 | 2,876 | #120 |
| 2007 | 2,773 | #124 |
| 2006 | 2,668 | #130 |
| 2005 | 2,785 | #119 |
| 2004 | 2,636 | #126 |
| 2003 | 2,647 | #127 |
| 2002 | 2,512 | #137 |
| 2001 | 2,364 | #140 |
Frequently asked questions
Is Lydia a popular girl name?
Lydia ranked #92 among girls in 2025 with 2,692 babies given the name — firmly in the top 100, so yes, it’s a popular choice. Ten years earlier it ranked #80.
When was the name Lydia most popular?
Lydia peaked in 2014, when 3,652 American girls received the name (ranked #84 that year). Since 2014 the name has declined from that high.
How rare is the name Lydia?
In 2025, roughly 1 in 669 newborn American girls was named Lydia. It scores 45/100 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.