Jacks Family History
Jacks Name Meaning
English (Shropshire and Midlands): variant of Jack with genitival or post-medieval excrescent -s. The name was sometimes misleadingly 'Frenchified' in the 16th and 17th centuries to Jacques as though from the French name equivalent to English James . North German: patronymic from Jack Compare Yax .
Source: Dictionary of American Family Names 2nd edition, 2022