Kepler
Boy name · #4209 in 2025 · Very rare
How old is the name Kepler? In official American birth records, Kepler has been tracked continuously since 1997, giving it 28 years of documented American history.
Kepler ranks #4209 among American boys' names as of 2025, with 25 newborns given the name that year. A decade ago it stood at #4080, so the name has been falling over the past ten years. Roughly one in every 72,000 boys born in 2025 was named Kepler.
The 28-year story
Kepler first appears in the Social Security records in 1997, when 5 boys received the name. Its peak came in 2016, when 42 boys were named Kepler — good for #2838 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.
Babies named Kepler per year. Source: Official national birth records.
Unlock the 5-year forecast and compare Kepler against up to 5 other names.
Uniqueness: will there be another Kepler in class?
On our rarity read — which blends how common Kepler is today with its five-year momentum — the name reads as "very rare". A high score means genuine rarity — your Kepler will likely be the only one in the room, with the occasional spelling-out as the price.
Where Kepler is most common
State-level data for Kepler 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 Kepler
Statistically, parents drawn to Kepler tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Khyler, Kessler, Kailer, Cutler, and Ryler.
KhylerKesslerKailerCutlerRylerRhykerKharterZyler
Rank history (last 25 years)
| Year | Babies named Kepler | Rank |
|---|---|---|
| 2025 | 25 | #4139 |
| 2024 | 23 | #4433 |
| 2023 | 23 | #4456 |
| 2022 | 24 | #4303 |
| 2021 | 30 | #3651 |
| 2020 | 33 | #3344 |
| 2019 | 21 | #4639 |
| 2018 | 27 | #3891 |
| 2017 | 22 | #4466 |
| 2016 | 42 | #2838 |
| 2015 | 25 | #4080 |
| 2014 | 26 | #3891 |
| 2013 | 20 | #4621 |
| 2012 | 19 | #4862 |
| 2011 | 7 | #9600 |
| 2010 | 9 | #8139 |
| 2009 | 13 | #6436 |
| 2008 | 9 | #8324 |
| 2007 | 6 | #10921 |
| 2006 | 11 | #6904 |
| 2005 | 6 | #10151 |
| 2001 | 5 | #10556 |
| 2000 | 5 | #10349 |
| 1999 | 5 | #9912 |
| 1997 | 5 | #9265 |
Frequently asked questions
How old is the name Kepler?
In official American birth records, the name Kepler first appeared in 1997 (over 28 years ago), when 5 newborn boys received the name. It has been tracked in modern national records for 28 years.
Is Kepler a popular boy name?
Kepler ranked #4209 among boys in 2025 with 25 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #4080.
When was the name Kepler most popular?
Kepler peaked in 2016, when 42 American boys received the name (ranked #2838 that year). Since 2016 the name has declined from that high.
How rare is the name Kepler?
In 2025, roughly 1 in 72,000 newborn American boys was named Kepler. 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.