Jeffcock Family History
Jeffcock Surname Meaning
From the personal name Geff (see Jeff) + the Middle English diminutive suffix -cock(e). Compare Thomas Gepcok 1360 in
From a diminutive of Geva, a pet form of Geneviève (see Jeeves). Jevecok became Jevcok and was then assimilated (with devoicing of /v/ to /f/) to Jeffcock.
Source: The Oxford Dictionary of Family Names in Britain and Ireland, 2016
