Carlyle \c(a)-rly-le, car-lyle\ as a boy's name is pronounced KAR-lyle. It is of Old English origin, and the meaning of Carlyle is "fort at Luguvalium". Place name and surname, originally from Carlisle. Also the name of a very old city in northwest England. Use as a given name may have originated as an elaborated form of Carl. Historian Thomas Carlyle.