Boy name origins & meanings Hebrew : God's grace Boy name variations John Johnny Johnnie Jack Jock Jocko Johann Johan Jenner Janos Jovan Juan Johannes Johnson Johnavon Janson Jones Jackson 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 Danish, Norwegian, North German, and Dutch : patronymic from the personal name Jan, a vernacular form of Johannes (see John).