Save Type Surname (from occupation) Usage Scottish Pronounced Pron. mək-KYEE-lyə U-lən [key·IPA] Expand LinksMeaning & History Scottish Gaelic form of MCCLELLAND. DetailsRelated Names VariantsMacClellan, MacClelland, McClellan, McClellandOther Languages & CulturesMacClellan, MacClelland, Mac Giolla Fhaoláin, McClellan, McClelland(Irish) Entry updated July 2, 2017 ·