Meaning A boy's name of Scottish origin, it means "Serves John." Origin of Lean Scottish Popular Middle Names Pronunciation 🔊 Listen Lean Similar Names Blain MacLaren Johnson Kristar Giollanaebhin Mac Ghille Aindrei Mac Ghille Bhuidhe Mac Ghille Dhuibh Mac Ghille Dhuinn Mac Ghille Easpuig Year by Year Popularity of Lean