Patroniem, afgeleid van de Bijbelse voornaam Jacob (Gr.Jacobos, L. Jacobus/Jacomus).
Varianten
'S Jacob·'S Jacobe·Iacob·Iacobe·Iacobs·Ijacobi·Ijacoubi·Ijagoubi·Jackobi·Jackobs·Jackobsche·Jackobsen·Jacob·Jacobe·Jacobi·Jacobij·Jacobis·Jacobse·Jacobsen·Jacobson·Jacobsons·Jacobsonsohn·Jacobsonsson·Jacobsoone·Jacobus·Jacoby·Jacopi·Jacops·Jacovij·Jacovy·Jacub·Jacube·Jakobi·Jakobs·Jakobsche·Jakobsen·Jakobshe·Yacaubi·Yacobi·Yacoubi·Yagaubi·Yaghoubi·Yagoubi