Hilliard Family History
Hilliard Name Meaning
English (southeastern England and Midlands):: variant of Hillier with excrescent -d. Compare Hillard Heller and Hellard . of Norman origin from the Middle English female personal name Hildiard Holdiard Anglo-Norman French forms of ancient Germanic Hildigard Hildiardis from hild ‘battle’ + gard ‘protective enclosure yard’. Either this or the name above was brought to Ireland from Yorkshire in the 17th century.
Source: Dictionary of American Family Names ©2013, Oxford University Press