JSM

JSM may refer to:

* John Sidney McCain III, United States Senator and presidential candidate
* Joseph Smith—Matthew, a book of the "Pearl of Great Price" of the Latter Day Saint movement
* John Stuart Mill (1806 – 1873), a British philosopher, political economist, and politician
*Johanna Selhorst "Josie" Maran, American Supermodel and actress
* Joint Statistical Meetings, a conference of statisticians in North America
*Johnson Stokes & Master, one of the oldest law firms in Asia, now merged with US law firm Mayer Brown

* One of the following football clubs in Algeria:
** JSM Bejaïa, based in Béjaïa
** JSM Chéraga, based in Chéraga
** JSM Tiaret, based in Tiaret