Lennix is a rare variant of Lennox that has climbed to its highest level yet, peaking in 2022.
Lennix is predominantly a boy name. In 2025 it ranked #2,912 among boys (43) and #5,171 among girls (25) — overall #4,561 across all names. The charts below show girls and boys separately.
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2025 | 68 | 68 | #5,171 | #2,912 |
| 2024 | 84 | 84 | #3,730 | #2,940 |
| 2023 | 86 | 86 | #3,355 | #3,203 |
| 2022 | 91 | 91 | #3,450 | #2,851 |
| 2021 | 74 | 74 | #3,848 | #3,336 |
| 2020 | 65 | 65 | #5,254 | #2,907 |
| 2019 | 73 | 73 | #3,696 | #3,532 |
| 2018 | 64 | 64 | #4,045 | #3,844 |
| 2017 | 53 | 53 | #4,341 | #4,859 |
| 2016 | 64 | 64 | #3,825 | #4,266 |
| 2015 | 52 | 52 | #4,805 | #4,362 |
| 2014 | 36 | 36 | #6,609 | #5,390 |
| 2013 | 27 | 27 | #8,392 | #6,479 |
| 2012 | 20 | 20 | #11,837 | #7,346 |
| 2011 | 26 | 26 | #10,125 | #5,847 |
| 2010 | 12 | 12 | — | #6,932 |
| 2009 | 5 | 5 | — | #13,680 |
| 2007 | 9 | 9 | — | #8,642 |
| 2006 | 7 | 7 | — | #10,211 |
| 2000 | 5 | 5 | — | #11,469 |