Jay Rubenstein (born 1967) is an American historian of the Middle Ages.
Rubenstein grew up in Cushing, Oklahoma and attended Carleton College in Northfield, Minnesota where he graduated with a B.A.
from Oxford, writing a thesis on the veneration of saints' relics in England after the Norman Conquest.
In 1997, he received a Ph.D. in history from the University of California, Berkeley, working under the supervision of Professor Gerard Caspary.
[2][3] His published scholarship has focused on medieval intellectual history, monastic life, and the early crusade movement.