The surname McCullum is of Scottish origin. The name signifies ‘the son of Malcolm’. The surname is a Scottish Gaelic form of the Late Latin personal name ‘Columba’, dove. This was popular among early Christians because the dove was a symbol of gentleness, purity, peace, and the Holy Spirit. St.Columba, a sixth century monk of Irish origin, was one of the most influential of all the early Celtic saints. He sailed with twelve companions to Scotland, were he played a leading part in the conversion of the Pictish and Irish inhabitants there. He died in 597 and was buried at Downpatrick, along with St.Patrick and St.Brighid. He has always been one of the most popular saints in Scotland, but in the Middle Ages it was felt presumptuous to give the names of saints directly to children; instead their blessing was invoked by prefixing the name ‘mael’, devotee of or ‘gille’, servant of. In the Highlands of Scotland malcolm is still used as an anglicized form of Calum. The given name Malcolm is an anglicized form of the Gaelic name ‘Mael Coluim’, devotee of St.Columba. The surname dates back to the twelfth century were a Vincent de Culeham is recorded in histori…