M15

M15 or M-15 may refer to:

In science:
* Messier 15 (M15), a globular cluster in the constellation Pegasus

In firearms and military equipment:
* M15 mine, a United States anti-tank mine
* M15 rifle, a United States military rifle
* Grigorovich M-15, a Russian World War I-era biplane flying boat

In transportation:
* M-15 (Michigan highway), a highway in the lower peninsula of Michigan
* M15 motorway (Hungary), a motorway in Hungary
* M15 motorway, an unbuilt motorway in London
* M15, a New York City bus route
* Noble M15, a British sport car built by Noble Automotive Ltd
* FAA Location identifier for Perry County Airport (Tennessee)

In agriculture:
* WSK-Mielec M-15 Belphegor, an agricultural jet aircraft

In sports:
* Markku Uusipaavalniemi (nicknamed "M-15"), a Finnish curler

In computing
* An ergonomic model of IBM's Model M keyboard, produced in the mid-1990s.

ee also

* MI5, the United Kingdom's counter-intelligence and security agency