Gilliam Name Origin

/GIL-lee-um/

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Name Details

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Name Origin

The name 'Gilliam' is of Old French origin, derived from 'William', meaning 'resolute protector'. It is used as a given name and surname, with variations found in English and French-speaking regions.

This chart shows how many babies were given the name Gilliam each year, based on data from the U.S. Government's Social Security Administration (SSA).

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