Christians United for Israel (CUFI) is an American Christian organization that supports Israel. Its statement of purpose is; "to provide a national association through which every pro-Israel church, parachurch organization, ministry or individual in America can speak and act with one voice in support of Israel in matters related to Biblical issues." As a Christian Zionist group with over 10 million members, it is the largest Zionist organization in the United States. It operates under the leadership of John Hagee as founder and chairman, along with Diana Hagee and Shari Dollinger as co-executive directors.

John Charles Hagee is an American pastor and televangelist. He founded John Hagee Ministries, which telecasts to the United States and Canada. He is also the founder and chairman of the Christian Zionist organization Christians United for Israel.