What does Jacob mean?
Jacob \j(a)-cob\ as a boys' name is pronounced JAY-kub. It is of Hebrew origin, and the meaning of Jacob is "he who supplants". Also possibly from "la-aqov" (hence Yaakov) meaning "to track or follow". Biblical: the son of Isaac and Rebekah and twin brother of Esau. Jacob fathered 12 sons and a daughter, who became the ancestors of the nation of Israel, the name Jacob himself received after wrestling with an angel. Senator Jacob Javits; actor Jake Gyllenhall.
Jacob▲ has 53 variants: Cob, Cobb, Cobby, Giacamo, Giacobbe, Giacobo, Giacomo, Giacopo, Hamish, Iacopo, Iacovo, Iago, Iakob, Iakobos, Iakov, Jaap, Jack, Jack, Jackie▼, Jacko, Jacky▼, Jaco, Jacobi, Jacobo, Jacobo, Jacobus, Jacobus, Jacoby▲, Jacques▼, Jacquet, Jago, Jaime▲, Jake▲, Jakeb, Jakie, Jakob▲, Jakobe, Jakov, Jakub, James, Jamesie, Jamey▼, Jamie▼, Jamsey, Jay▼, Jayme, Jim▼, Jimmie▼, Seamus, Shamus, Yakov, Yakup and Yaqub.
Jacob is a very prominent first name for males (#122 out of 1220, Top 10%) and also a very prominent last name for all people (#1894 out of 88799, Top 2%). (2000 U.S. Census)
Shown below is the birth name popularity of Jacob for boys. Jacob reached its peak rank of #1 in the U.S. in 2012, and is presently at #4. (2014 Birth Statistics)
Below is a graphed comparison of the usage of Jacob and corresponding names. Hamish, Jack (#41 a year ago), Jackie, Jacky, Jacoby (#593), Jacques, Jaime (#468), Jake (#190), Jakob (#458), Jakobe, Jakub, James (#9), Jamey, Jamie (#786), Jay (#372), Jayme, Jim, Jimmie, Seamus (#900) and Zachary (#82) are the popular related forms of Jacob (#4 a year ago) listed in the Top 1000. Usage of this boy name reached its most widespread during 1970-1979 and is now significantly less, with forms such as Jacques, Jamey, Jamie, Jim and Jimmie falling out of fashion. The more fashionable names for newborns in this compilation are Jacob (#4), Jaime (#468), Jake (#190), Jakob (#458) and Zachary (#82), with Jacob and Jake going through a rebound in popularity. (2014 Birth Statistics)