Londyn
Girl name · #388 in 2025 · Distinctive
How old is the name Londyn? In official American birth records, Londyn has been tracked continuously since 1989, giving it 36 years of documented American history.
Londyn ranks #388 among American girls' names as of 2025, with 799 newborns given the name that year. A decade ago it stood at #160, so the name has been falling over the past ten years. Roughly one in every 2,253 girls born in 2025 was named Londyn.
The 36-year story
Londyn first appears in the Social Security records in 1989, when 8 girls received the name. Its peak came in 2014, when 2,095 girls were named Londyn — good for #154 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 Londyn per year. Source: Official national birth records.
Unlock the 5-year forecast and compare Londyn against up to 5 other names.
Uniqueness: will there be another Londyn in class?
On our rarity read — which blends how common Londyn is today with its five-year momentum — the name reads as "distinctive". That middle band is the sweet spot many parents hunt for: recognizable without being everywhere.
Where Londyn is most common
Geography matters for names, and Londyn is no exception. Adjusted for how many girls are born in each state, Londyn is most common in MS (3 per 1,000), LA (2.4 per 1,000), SC (1.5 per 1,000), AL (1.4 per 1,000), GA (1.3 per 1,000) — against a national average of about 0.6 per 1,000 girls. These are per-capita rates, so they show where Londyn is a genuine regional favorite rather than just where the most babies are born.
Names like Londyn
Statistically, parents drawn to Londyn tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Adelyn, Adalyn, Jordyn, Raelyn, and London.
AdelynAdalynJordynRaelynLondonGracelynTeaganAdelynn
Rank history (last 25 years)
| Year | Babies named Londyn | Rank |
|---|---|---|
| 2025 | 799 | #388 |
| 2024 | 1,013 | #305 |
| 2023 | 1,138 | #275 |
| 2022 | 1,349 | #223 |
| 2021 | 1,449 | #204 |
| 2020 | 1,743 | #163 |
| 2019 | 1,665 | #174 |
| 2018 | 1,590 | #187 |
| 2017 | 1,621 | #192 |
| 2016 | 1,824 | #178 |
| 2015 | 2,028 | #160 |
| 2014 | 2,095 | #154 |
| 2013 | 1,954 | #163 |
| 2012 | 1,621 | #196 |
| 2011 | 1,488 | #208 |
| 2010 | 1,119 | #290 |
| 2009 | 870 | #369 |
| 2008 | 612 | #508 |
| 2007 | 338 | #840 |
| 2006 | 230 | #1095 |
| 2005 | 141 | #1488 |
| 2004 | 106 | #1795 |
| 2003 | 75 | #2260 |
| 2002 | 73 | #2251 |
| 2001 | 45 | #3091 |
Frequently asked questions
How old is the name Londyn?
In official American birth records, the name Londyn first appeared in 1989 (over 36 years ago), when 8 newborn girls received the name. It has been tracked in modern national records for 36 years.
Is Londyn a popular girl name?
Londyn ranked #388 among girls in 2025 with 799 babies given the name — inside the top 500: established but not ubiquitous. Ten years earlier it ranked #160.
When was the name Londyn most popular?
Londyn peaked in 2014, when 2,095 American girls received the name (ranked #154 that year). Since 2014 the name has declined from that high.
How rare is the name Londyn?
In 2025, roughly 1 in 2,253 newborn American girls was named Londyn. On our rarity scale (rarity blended with momentum) we classify it as "distinctive".
Data source: Official American birth records, 1880–2025, national and state files. Counts reflect registered birth records for American families.