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Lachlan

♂ Boy

Pronounced LAK-lan /ˈlæk.lən/High

Meaning: From Scottish Gaelic Lachlann, originally a term for Scandinavia or the land of the lochs (fjords), used to describe Norse settlers in Scotland; means 'land of the lochs' or 'Viking'High

In 30 seconds: Lachlan is a rugged Scottish Gaelic name meaning 'land of the lochs' — originally a word for Scandinavia and the Norse settlers in Scotland. Hugely popular in Australia.
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Origin HighScottish Gaelic
MeaningFrom Scottish Gaelic Lachlann, originally a term for Scandinavia or the land of the lochs (fjords), used to describe Norse settlers in Scotland; means 'land of the lochs' or 'Viking'
U.S. rank (2025)#606 ↗ Rising
2025 U.S. births468 boys (0.03% of U.S. boys)
Peak year2025
Total births (all-time)≈ 6,108

Popularity in the U.S. · SSA data

peak 202519522025

U.S. births per year (Social Security Administration, 1880–present). Pink marker = peak year.

History & Origin

Lachlan derives from Scottish Gaelic Lachlann, which the Gaels used to describe Scandinavia and the Norse (Vikings) who settled in Scotland from the 8th century. The term referred to the 'land of the lochs' (lakes and fjords), reflecting the geography of Norway as seen from Scotland's shores. It became a given name among Scottish Gaels.

Lachlan is among the most popular boys' names in Australia, where it has ranked in the top 10 for decades. In Scotland it remains a cultural touchstone, and it has grown steadily in U.S. use in the 21st century as Scottish and Australian names gain appeal. It is pronounced LAK-lan in both countries.

Did you know? Lachlan Macquarie (1762–1824) was known as the 'Father of Australia' — the governor who transformed the colony from a penal outpost into a free settlement — giving the name Lachlan an almost mythic status in Australian culture.
Overall data confidence 90%
Behind the Name — Lachlan — etymology and historyU.S. Social Security Administration — popularity data

Variations

LachlanLochlannLach

Nicknames

LachLachie

Famous Bearers

  • ★Lachlan Murdoch (1971–present)
    Australian-American media executive, executive chair and CEO of Fox Corporation and chair of News Corp.

If you like Lachlan…

Callum— Scottish Gaelic boys' name with the same Highland rugged character
Hamish— Scottish Gaelic form of James with the same distinctive, culturally rich feel
Angus— classic Scottish Gaelic boys' name with the same strong, Highland identity
Fergus— Scottish-Irish Gaelic boys' name with the same ancient Celtic warrior resonance

Frequently Asked

What does the name Lachlan mean?

Lachlan comes from Scottish Gaelic Lachlann, meaning 'land of the lochs' — originally a Gaelic term for Scandinavia and the Norse settlers in Scotland.

How do you pronounce Lachlan?

It is said LAK-lan — two syllables with stress on the first.

Is Lachlan a boy or girl name?

Lachlan is used exclusively as a boys' name.

How popular is Lachlan?

Lachlan is a perennial top-10 name in Australia and is growing in the U.S. as Scottish-influenced names gain popularity.