Is Lennyn a boy or girl name?
Lennyn is a girl name in the US. In 2024, 110 girls and 5 boys were named Lennyn, so 95.7% were girls. Across 1880–2024, 85.4% of the 786 US babies named Lennyn were girls.
- Boy rank, 2024
- #13,384
- Girl rank, 2024
- #1,827
- Babies named Lennyn since 2001
- 786
- Most popular year
- 2024
- 115 babies
Boys and girls named Lennyn, by decade
Every year
| Year | Boys | Boy rank | Girls | Girl rank |
|---|---|---|---|---|
| 2024 | 5 | #13,384 | 110 | #1,827 |
| 2023 | 8 | #9,412 | 93 | #2,082 |
| 2022 | 0 | – | 99 | #1,984 |
| 2021 | 7 | #10,350 | 72 | #2,471 |
| 2020 | 0 | – | 63 | #2,671 |
| 2019 | 5 | #13,320 | 46 | #3,427 |
| 2018 | 7 | #10,304 | 32 | #4,412 |
| 2017 | 9 | #8,552 | 42 | #3,668 |
| 2016 | 9 | #8,549 | 46 | #3,445 |
| 2015 | 0 | – | 23 | #5,761 |
| 2014 | 7 | #10,289 | 18 | #6,880 |
| 2013 | 0 | – | 7 | #14,024 |
| 2012 | 0 | – | 8 | #12,904 |
| 2011 | 6 | #11,701 | 7 | #14,186 |
| 2010 | 5 | #13,480 | 0 | – |
| 2009 | 12 | #7,075 | 5 | #18,967 |
| 2008 | 10 | #8,060 | 0 | – |
| 2007 | 10 | #7,945 | 0 | – |
| 2006 | 0 | – | 0 | – |
| 2005 | 0 | – | 0 | – |
| 2004 | 0 | – | 0 | – |
| 2003 | 5 | #12,010 | 0 | – |
| 2002 | 0 | – | 0 | – |
| 2001 | 10 | #6,754 | 0 | – |
Highest rank
As a boy name, Lennyn reached #6,754 in 2001. As a girl name, it reached #1,827 in 2024. Ranks count every name SSA published for that year and sex, so they go well past the top 1,000.
Names from the same era
These names were also most popular in the 2020s, with a similar number of babies. They can work as sibling or middle names that feel like they belong together.
Names spelled like Lennyn
Source: US Social Security Administration baby name data, 1880–2024. Counts are Social Security card applications for US births; SSA leaves out names given to fewer than 5 babies in a year. Updated 2026-10-05. How these numbers are made.