Lachlann
Lachlann was given to 11 boys in 2025, #7,456 among boys’ names; 60 Americans have been recorded with it since 2014 (Social Security Administration, published May 2026).
Girls and boys together; gaps are years SSA did not record (fewer than 5 births).
Births of Lachlann by year: SSA national baby-name file, 1880-2025, published May 8, 2026. SSA’s notes on the data.
What does Lachlann mean?
Wiktionary, Scottish Gaelic section
Lachlann is “a male given name from Old Irish, equivalent to English Lachlan” Its etymology gives the senses “loch” (loch) and “place of” (-lann).
From Middle Irish Lochlann, a folk etymology (equivalent to loch (“loch”) + -lann (“place of”)) of Old Irish Lothlind, a name with disputed origins.
Meaning: Wiktionary, Scottish Gaelic section, as of Sep 25, 2026 (CC BY‑SA 4.0).
How popular is Lachlann?
#7,456 among boys’ names, 2025
Lachlann entered the boys’ rankings after 2015 and stood at #7,456 in 2025.
13 babies in 2023, the peak
Lachlann peaked in 2023, when 13 boys were given it, #6,738 among boys’ names. The 11 births of 2025 are 85% of that peak.
| Year | Births | Rank | Per million boys |
|---|---|---|---|
| 2025 | 11 | #7,456 | 6.4 |
| 2024 | 6 | #11,763 | 3.5 |
| 2023 | 13 | #6,738 | 7.6 |
| 2020 | 6 | #11,404 | 3.5 |
| 2019 | 5 | #13,290 | 2.8 |
| 2018 | 8 | #9,289 | 4.4 |
| 2016 | 5 | #13,375 | 2.6 |
| 2014 | 6 | #11,534 | 3.1 |
Ranks and shares: boys’ names in each year’s SSA file; share of all boys SSA recorded that year.
Is Lachlann a boy’s or a girl’s name?
Lachlann has been recorded only for boys: SSA lists no girls with the name in 8 years of records (it lists a name only in years with 5 or more babies of a sex).
Girls and boys named Lachlann: the SSA national file counts each sex separately.
How many people are named Lachlann, and how old are they?
An estimated 60 Americans named Lachlann and born in the U.S. are alive in 2026, too few to state an age range. An estimate from SSA’s births and life tables, not a count.
Living estimate: SSA births carried forward with the survival rates in SSA’s cohort life tables (2024 Trustees Report) for each birth year and sex. How the estimate is made.
Names spelled alike
Of these 2 names spelled alike, given to 6,458 babies since 1880, Lachlann is the second most given (<1% of them). In 2025 it was given to 11 of their 488 babies (2.3%), again the second most given.
Spelled alike: names in the SSA national file with the same pattern of letters and sounds and at most two letters apart, and Wiktionary’s listed forms; births since 1880 and in 2025, and each name’s peak year, from the SSA national file, published May 8, 2026. Some are separate names, not spellings of one.
Names that rose and fell in the same decades as Lachlann
Names whose births rose and fell across the same decades, measured on each decade’s share of births.
Similar histories: each decade’s share of births, from the SSA national file, 1880-2025, published May 8, 2026. SSA’s notes on the data.
More about Lachlann and names like it
- Compare Lachlann and LachlanBirths, ranks, peak and the living estimate side by side.
- The most given names of the 2020sLachlann peaked in 2023.
- The top names of 2023The year the most babies were named Lachlann.
- Names starting with LMost given first.