Lydian
#14,246 in 2025Girls' nameMeaning not yet documented
Lydian has been given to 246 babies in the U.S. since 1915. In 2025 it ranked #14,246 of 17,293 girls’ names in use. Its peak year was 2013, with 17 recorded.
Babies named Lydian, 2025
1 in 553,000
Lydian over time, 1880–2025
Based on births in the U.S. Babies given the name each year. Hover the chart — or focus it and use the arrow keys — for any year. Gaps mean the name was given fewer than 5 times that year; these counts are unpublished.
How common is Lydian?
Everything below is computed from the 2025 data — the most recent year available.
- Among all babies, 2025
- 1 in 553,000
- 6 of 3,315,165 births
- Among girls only
- 1 in 268,000
- <0.01% of girls
- Rank, 2025
- #14,246
- of 17,293 girls’ names in use
- Coin-flip room size
- 382,984 kids
- Even odds of a second one
Where Lydian sits on the popularity scale
Chance at least one other child shares the name
If the other children were drawn at random from the 2025 national name distribution. Real classrooms cluster by region and community, so treat these as a floor, not a ceiling.
Put another way: gather 382,984 children born in 2025 and it's an even bet that one of them is another Lydian. In a class of 30 the chance is Under 1%.
When Lydians were born
Half of everyone ever recorded as Lydian was born before 2013 — so the typical Lydian is around 12 today.
- Biggest decade
- 2010s
- 47.2% of all use
- Born in the last 25 years
- 91.9%
- A modern name
- Recorded since 1950
- 241
- People you could plausibly meet
2010s — 47.2% of all recorded uses (116).
Is Lydian rising or falling?
Rank movement and count movement can disagree — the number of distinct names in use keeps growing, so a name holding a steady count still slides down the list. Both are shown.
- Rank vs 1 year ago
- −3,485
- Places dropped
- Rank vs 5 years ago
- +193
- Places climbed
- Rank vs 10 years ago
- −4,358
- Places dropped
- Births vs 10 years ago
- 0.55×
- Fewer babies than then
- Share of its own peak
- 35.3%
- Peak was 2013 (17)
- Years since peak
- 12
- Years
- Year-to-year steadiness
- Volatile
- 55.0% average annual change
Spellings of Lydian
Lydian is not the most common spelling — Lydia is, with 78.4% against Lydian's 0.10%.
Grouped by closeness of spelling (up to two letter changes), same sex, with a floor on all-time use. It catches Sophia/Sofia and Aiden/Ayden, and misses spellings that sound alike but look different, like Sean and Shawn.
Lydian around the world
Where Lydian ranks in official birth records elsewhere in the world. Rankings only — the number of births isn’t comparable between places, so it isn’t shown.
- France1956–2005#3,894in 2005
Popularity data from Institut national de la statistique et des études économiques. INSEE data under Licence Ouverte / Etalab 2.0.
Lydian by the numbers
The raw record for each sex the name is used for.
Names similar to Lydian
Matched on shared beginnings and endings, similar length, and comparable popularity.
Sibling names for Lydian
Names from the same era and popularity tier — the two things that make a sibling set feel deliberate — skipping lookalike spellings and shared initials.