Karlo
Boy name · #3685 in 2025 · Very rare
How old is the name Karlo? In official American birth records, Karlo has been tracked continuously since 1959, giving it 66 years of documented American history.
Karlo is currently the #3685 boy name in the United States — 30 babies received it in 2025. A decade ago it stood at #5746, so the name has been rising over the past ten years. Roughly one in every 60,000 boys born in 2025 was named Karlo.
The 66-year story
Karlo first appears in the Social Security records in 1959, when 6 boys received the name. Its peak came in 2010, when 39 boys were named Karlo — good for #2958 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 Karlo per year. Source: Official national birth records.
Unlock the 5-year forecast and compare Karlo against up to 5 other names.
Uniqueness: will there be another Karlo in class?
On our rarity read — which blends how common Karlo is today with its five-year momentum — the name reads as "very rare". A high score means genuine rarity — your Karlo will likely be the only one in the room, with the occasional spelling-out as the price.
Where Karlo is most common
State-level data for Karlo 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 Karlo
Statistically, parents drawn to Karlo tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Saulo, Keyan, Piero, Laszlo, and Paolo.
SauloKeyanPieroLaszloPaoloKamilKavinGiancarlo
Rank history (last 25 years)
| Year | Babies named Karlo | Rank |
|---|---|---|
| 2025 | 30 | #3658 |
| 2024 | 34 | #3394 |
| 2023 | 34 | #3416 |
| 2022 | 31 | #3617 |
| 2021 | 31 | #3582 |
| 2020 | 18 | #5041 |
| 2019 | 21 | #4639 |
| 2018 | 21 | #4610 |
| 2017 | 21 | #4594 |
| 2016 | 32 | #3441 |
| 2015 | 15 | #5746 |
| 2014 | 29 | #3617 |
| 2013 | 18 | #4981 |
| 2012 | 29 | #3625 |
| 2011 | 29 | #3605 |
| 2010 | 39 | #2958 |
| 2009 | 33 | #3332 |
| 2008 | 27 | #3823 |
| 2007 | 27 | #3793 |
| 2006 | 33 | #3227 |
| 2005 | 31 | #3241 |
| 2004 | 30 | #3217 |
| 2003 | 32 | #2993 |
| 2002 | 20 | #4044 |
| 2001 | 19 | #4121 |
Frequently asked questions
How old is the name Karlo?
In official American birth records, the name Karlo first appeared in 1959 (over 66 years ago), when 6 newborn boys received the name. It has been tracked in modern national records for 66 years.
Is Karlo a popular boy name?
Karlo ranked #3685 among boys in 2025 with 30 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #5746.
When was the name Karlo most popular?
Karlo peaked in 2010, when 39 American boys received the name (ranked #2958 that year). Since 2010 the name has declined from that high.
How rare is the name Karlo?
In 2025, roughly 1 in 60,000 newborn American boys was named Karlo. 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.