Lewis
Boy name · #433 in 2025 · Uniqueness 46/100
Lewis ranks #433 among American boys' names as of 2025, with 736 newborns given the name that year. A decade ago it stood at #568, so the name has been rising over the past ten years. Roughly one in every 2,446 boys born in 2025 was named Lewis.
Babies named Lewis per year, 1880–2025. Source: SSA.
The 145-year story
Lewis first appears in the Social Security records in 1880, when 517 boys received the name. Its peak came in 1921, when 2,712 boys were named Lewis — good for #71 that year. Today's parents encounter it as a name from their grandparents’ generation, which is precisely the vintage window from which names get revived. 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 Lewis against up to 5 other names.
Uniqueness: will there be another Lewis in class?
Lewis scores 46 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 Lewis is most common
Geography matters for names, and Lewis is no exception. In 2025 the states with the most Lewiss were CA (52), MN (42), MI (37), TX (36), WA (35). Raw counts naturally favor populous states, but the spread still hints at where the name is part of the local naming culture.
Names like Lewis
Statistically, parents drawn to Lewis tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Louis, Francis, Otis, Leonard, and Leroy.
LouisFrancisOtisLeonardLeroyLyleClydeRoland
Rank history (last 25 years)
| Year | Babies named Lewis | Rank |
|---|---|---|
| 2025 | 736 | #433 |
| 2024 | 734 | #431 |
| 2023 | 648 | #470 |
| 2022 | 623 | #489 |
| 2021 | 609 | #485 |
| 2020 | 588 | #497 |
| 2019 | 507 | #556 |
| 2018 | 510 | #547 |
| 2017 | 521 | #542 |
| 2016 | 592 | #506 |
| 2015 | 495 | #568 |
| 2014 | 463 | #594 |
| 2013 | 389 | #634 |
| 2012 | 378 | #636 |
| 2011 | 371 | #630 |
| 2010 | 326 | #714 |
| 2009 | 326 | #725 |
| 2008 | 386 | #636 |
| 2007 | 340 | #694 |
| 2006 | 333 | #678 |
| 2005 | 328 | #656 |
| 2004 | 338 | #624 |
| 2003 | 324 | #633 |
| 2002 | 353 | #591 |
| 2001 | 339 | #588 |
Frequently asked questions
Is Lewis a popular boy name?
Lewis ranked #433 among boys in 2025 with 736 babies given the name — inside the top 500: established but not ubiquitous. Ten years earlier it ranked #568.
When was the name Lewis most popular?
Lewis peaked in 1921, when 2,712 American boys received the name (ranked #71 that year). Since 1921 the name has declined from that high.
How rare is the name Lewis?
In 2025, roughly 1 in 2,446 newborn American boys was named Lewis. It scores 46/100 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.