Boy name origins & meanings Hebrew : The supplanterHebrew : God's grace Boy name variations Jacob Jakob Jacobo Jacopo Jacoba Jacobson Jacobi Jacobine Jacobina Jayme Jacques Jacinto Jascha Jake Jackob Jakub Jack Jackson Jeb Cob Cobb Giacobo Giacomo Iago Iacovo Yago Yaacov Yacov Yakov Jaccob Jachob Jaco Jacobb Jacub Jaecob Jaicob Jalu Jecis Jeks Jeska Jocek Jocob Jocobb Jokubus John Johnny Johnnie Jocko Johann Johan Jenner Janos Jovan Juan Johannes Johnson Johnavon Jansen Janson Jones Jenkins Hanson Hansen Jonnel Hans Ivan Ian Iaian Eoin Sean Shawn Shane Seain Zane Jaenda Janco Jantje Jian Joen Johne Jone Jontavius Johahn Johanan Johane Johannan Johaun Johon Jehan Jehann Jenkin Jenkyn Jenkyns Jennings Jens Jense Jentz Joenes Joennes Joenns Johnsie Joness Jonesy Juhana Juha Juhanah Juhanna Juhannah Juho Family name origins & meanings German (also Jöck) : from a short form of the personal name Jakob.