Jack - (English origin) Jack is a variant of John, meaning "God is Gracious."
Jager - (German origin) Jager is a variant of Jaeger meaning "Hunter."
Jaxson - (English origin) Jaxson is a variant of Jackson meaning "Son of Jack."
Jet - (English origin) Jet refers to aviation and the aircraft "Jet."
Jethro - (Hebrew origin) Jethro is a variant of Yithro, meaning "Overflow."
Jim - (Hebrew origin) Jim is a variant of James, a variant of Jacob, meaning "Supplanter."
Jimbo (Hebrew origin) Jimbo is a variant of James, a variant of Jacob, meaning "Supplanter."
Joe - (Hebrew origin) Joe is a variant of Joseph, Yosef, meaning "To Increase."
Johnnie - (Hebrew origin) Johnnie is a variant of John, meaning "Graced by God."
Joshua - (Hebrew origin) Joshua is a variant of Yehoshua, which means "God is deliverance." Joshua succeeded Moses and led the Hebrews to the Promised Land in the Bible.
Jonas - (Hebrew origin) Jonas is a variant of Yona, meaning "Dove."
Julian - (Ancient Roman) Julian is a variant of Julius associated with the Roman God Jupiter. Julian means "Supreme God."
Julius - (Person origin) Julius Caesar
(July 100 BC - March 15 44 BC) was a Might Military Leader and a Stately Politician.