Jack Family History
Jack Name Meaning
Scottish and English: from a Middle English personal name, Jakke, from Old French Jacques, the usual French form of Latin Jacobus, which is the source of both Jacob and James. As a family name in Britain, this is almost exclusively Scottish. English and Welsh: from the same personal name as 1, taken as a pet form of John. German (also Jäck): from a short form of the personal name Jacob. Americanized form of one or more like-sounding Jewish surnames.
Source: Dictionary of American Family Names ©2013, Oxford University Press