Joel C. Rosenberg (born April 17, 1967) is an American-Israeli Christian evangelical Fundamentalist Calvinist, communications strategist, author, and non-profit executive.

He has written sixteen novels about terrorism and Bible prophecy, including the Gold Medallion Book Award-winner The Ezekiel Option. He also has written three nonfiction books: Epicenter, Inside the Revolution, and Enemies and Allies.

Joel is the founder of The Joshua Fund and the New York Times best-selling author of The Last Jihad (2002), The Last Days (2003), The Ezekiel Option (2005), The Copper Scroll (2006), Epicenter (2006), and Dead Heat (2008) with more than 1.5 million copies in print. The Ezekiel Option was named by the ECPA as the Gold Medallion winner of the "Best Novel of 2006".

Joel, an evangelical Christian whose mother is Gentile and whose father is from an Orthodox Jewish background, previously worked with several U.S. and Israeli leaders, including Steve Forbes, former Israeli Deputy.