Leslie has 270,000 recorded American births and a 1957 peak — which puts it deep in the mid-century generation, carried by women who are now grandmothers. That's the exact positioning that makes a name worth reconsidering in 2025: far enough from its peak that the generational association has softened, familiar enough that it still sounds completely grounded. The Scottish Gaelic origin gives it a geography and cultural specificity that purely popular names lack.
Scottish Gaelic Origin and Place-Name Roots
Leslie derives from a Scottish place name — likely from Gaelic lios (garden, enclosure) combined with cuil (corner, nook), producing something like "holly garden" or "grey fortress," depending on the specific etymology. It was a Scottish clan surname before becoming a first name, following the common surname-to-given-name path that has characterized so many enduring names. Parents exploring Scottish Gaelic names will find Leslie sharing roots with names like Logan, Cameron, and Blair in the clan-surname tradition.
Gender Fluidity Over Time
Leslie was once primarily a male name — Leslie Howard, the British actor who played Ashley Wilkes in Gone with the Wind, represented the name's masculine tradition. By the 1950s and 1960s, American usage had shifted decisively female. That shift is essentially complete today: Leslie reads as a girls' name in American English, though in Scotland it still appears on men. This gender history is interesting context rather than a practical concern — no one will mistake a girl named Leslie for a boy in 2025.
The Mid-Century Sweet Spot
A 1957 peak puts Leslie in a revival window that hasn't fully opened yet. The names poised for revival are typically those that peaked 60-80 years ago , Leslie sits right at the edge of that range. At #605, it's rare among new babies while being completely familiar to adults. For parents who love the vintage name revival aesthetic but want something less obviously revived than Mavis or Della, Leslie is a smart early move.