Arlo
Boy name · #148 in 2025 · Well-known
How old is the name Arlo? In official American birth records, Arlo has been tracked continuously since 1899, giving it 126 years of documented American history.
In 2025, 2,443 baby boys were named Arlo, placing it at #148 in the official national rankings. A decade ago it stood at #501, so the name has been rising over the past ten years. Roughly one in every 737 boys born in 2025 was named Arlo.
Babies named Arlo per year. Source: Official national birth records.
The 126-year story
Arlo first appears in the Social Security records in 1899, when 5 boys received the name. Its all-time peak is essentially right now: 2024, with 2,490 babies and a rank of #146. Names at their peak can keep climbing — or be one trend cycle from the long slide that eventually hits most popular names. 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 Arlo against up to 5 other names.
Uniqueness: will there be another Arlo in class?
On our rarity read — which blends how common Arlo is today with its five-year momentum — the name reads as "well-known". A low score means broad familiarity: teachers will spell it right, and your child may share it with a classmate. For many families that's a feature, not a bug.
Where Arlo is most common
Geography matters for names, and Arlo is no exception. Adjusted for how many boys are born in each state, Arlo is most common in WY (9.2 per 1,000), ND (4.8 per 1,000), ME (4.2 per 1,000), NE (3.7 per 1,000), RI (3.5 per 1,000) — against a national average of about 1.7 per 1,000 boys. These are per-capita rates, so they show where Arlo is a genuine regional favorite rather than just where the most babies are born.
Names like Arlo
Statistically, parents drawn to Arlo tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Milo, Ace, Nico, Apollo, and Kylo.
MiloAceNicoApolloKyloTheoMatteoOtto
Rank history (last 25 years)
| Year | Babies named Arlo | Rank |
|---|---|---|
| 2025 | 2,443 | #148 |
| 2024 | 2,490 | #146 |
| 2023 | 2,307 | #158 |
| 2022 | 2,220 | #169 |
| 2021 | 1,990 | #190 |
| 2020 | 1,701 | #220 |
| 2019 | 1,323 | #271 |
| 2018 | 1,268 | #277 |
| 2017 | 1,092 | #316 |
| 2016 | 977 | #349 |
| 2015 | 579 | #501 |
| 2014 | 518 | #537 |
| 2013 | 354 | #681 |
| 2012 | 274 | #811 |
| 2011 | 220 | #915 |
| 2010 | 184 | #1047 |
| 2009 | 157 | #1156 |
| 2008 | 101 | #1571 |
| 2007 | 95 | #1621 |
| 2006 | 73 | #1856 |
| 2005 | 64 | #1967 |
| 2004 | 58 | #2051 |
| 2003 | 36 | #2729 |
| 2002 | 41 | #2428 |
| 2001 | 33 | #2797 |
Frequently asked questions
How old is the name Arlo?
In official American birth records, the name Arlo first appeared in 1899 (over 126 years ago), when 5 newborn boys received the name. It has over a century of continuous American history.
Is Arlo a popular boy name?
Arlo ranked #148 among boys in 2025 with 2,443 babies given the name — inside the top 500: established but not ubiquitous. Ten years earlier it ranked #501.
When was the name Arlo most popular?
Arlo peaked in 2024, when 2,490 American boys received the name (ranked #146 that year). That peak is current — the name is at or near its all-time high right now.
How rare is the name Arlo?
In 2025, roughly 1 in 737 newborn American boys was named Arlo. On our rarity scale (rarity blended with momentum) we classify it as "well-known".
Data source: Official American birth records, 1880–2025, national and state files. Counts reflect registered birth records for American families.