JOP

JOP may refer to:
 * Java Optimized Processor, an implementation of a Java Virtual Machine
 * Jon Oliva's Pain, an American heavy metal band
 * Jop van der Linden (born 1990), Dutch footballer
 * Mariusz Jop (born 1978), Polish footballer
 * JOP: Journal of the Pancreas, a journal published by the predatory OMICS Publishing Group
 * JOP, a nickname of J. O. Prestwich, a British historian