Jackett Family History
Jackett Surname Meaning
English (Cornwall): from the Middle English personal name Jaket perhaps a diminutive of Jack (from John) but more likely a borrowing of Old French Jacquet used for men and women alike.
Americanized form of French Jacquet reflecting the Canadian and American French practice of sounding the final -t.
Source: Dictionary of American Family Names 2nd edition, 2022
