Mclain is a unique, contemporary name of American origin. It is derived from the Scottish surname McClain, which is an Anglicized form of the Gaelic MacLean. The name originally referred to someone who was 'son of Lean' or 'son of John', as Lean and John were common personal names among the Gaels. Today, Mclain stands independently as a given name, often chosen for its distinctive sound and spelling.
The name Mclain experienced fluctuations in popularity over the years, with peaks occurring around the late 1990s and early 2000s. From 1982 to 2021, there were a total of 207 babies named Mclain born annually.