Girl & boy name
Lennox
Lennox holds the #289 spot on the 2025 list of the most popular boy names in the U.S. That amounts to 1,160 newborn boys in a single year. Its position has barely moved over the past five years — a sign of steady, established appeal. Its strongest year on record was 2022 (#248 nationally, 1,427 newborns), in a data series reaching back to 1918. The name's biggest fan base is in Iowa (#149 there in 2025).
Rankings
Lennox popularity, 1880–2025
Where Lennox is most popular
Uniqueness score
A familiar pick that most people will recognize instantly. Based on how many babies per birth were named Lennox in the most recent year of SSA data.
Lennox as a girl name
As of 2025, Lennox ranks #716 among American girls' names, according to Social Security records. 392 girls received the name that year. Popularity is fading: #589 five years ago, #716 now. SSA records for Lennox go back to 1996; the peak came in 2020 at #589, with 494 babies named that year. Geographically, it's strongest in Kentucky, where it ranks #331 among girl names.