LeslieScottish From a Scottish clan name, earlier Lesselyn, derived from a place name in Aberdeenshire, itself probably from Gaelic leas celyn meaning "garden of holly".
MacBethScottish Derived from the Gaelic given name Mac Beatha meaning "son of life", which denoted a man of religious devotion. This was the name of an 11th-century Scottish king, and the name of a play based on his life by William Shakespeare.