JMM

JMM can refer to:


 * People
 * John Michael Montgomery, American country music singer
 * Juan Manuel Márquez, Mexican boxer
 * John Mark McMillan, American songwriter and musician


 * Science and technology
 * Java Memory Model, the model which defines execution-time constraints on the relationship between threads and data in order to achieve consistent and reliable Java applications.


 * Organization
 * James Madison Memorial High School, the former name of Vel Phillips Memorial High School
 * Jharkhand Mukti Morcha, a political party in India


 * Others
 * Jamiatu Muslim Mindanao, one of the oldest and biggest Madaris in the Philippines


 * Jesuit Music Ministry, a record label in the Philippines.
 * Jewish Military Museum, London, England


 * James Morgan McGill (aka Saul Goodman) a character in AMC's Breaking Bad and the main character of its spin-off Better Call Saul.
 * "JMM" (Better Call Saul), an episode of Better Call Saul


 * Joint Mathematics Meetings, an annual mathematics conference hosted by the MAA and AMS
 * Journal of Medical Microbiology, a scientific journal