Save Type Surname (from given name) Usage Scottish Pronounced Pron. mə-KRAY [key·IPA] Meaning & History From the Gaelic Mag Raith meaning "son of Rath", a given name meaning "prosperity" or "grace". DetailsRelated Names VariantsMacRae, Mag Raith, McCrae, RaeOther Languages & CulturesMacRae, Mag Raith(Irish) Categories fortune, virtues, wealth Entry updated February 4, 2020 ·