Jeffrey Kaplan (born 1954) is an American academic who has written and edited a number of books on racism, religious violence, terrorism and the far-right.

[1] Kaplan sits on the editorial boards of the journals Terrorism and Political Violence, Nova Religio and The Pomegranate.

in international relations from The Fletcher School of Law and Diplomacy in 1989, and earned a Ph.D. in the history of culture from the University of Chicago in 1993.

[4] Kaplan was awarded a Guggenheim Foundation Research Grant for a project on "The Emergence of a Violent Euro-American Radical Right" with Leonard Weinberg.

[5] Kaplan occupied the Bicentennial Fulbright Chair in American Studies at the University of Helsinki in Finland from 1998 to 1999.