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
• M15 pistol, a General Officer's variant of the M1911A1

In transportation

• M15, a bus route connecting Medavakkam and Mylapore in India, listed in List of MTC Chennai bus routes
• M-15 (Michigan highway), a highway in the lower peninsula of Michigan
• M15 motorway (Hungary), a motorway in Hungary
• M15 motorway (Great Britain), an unbuilt motorway in London
• M15 (New York City bus), a bus route
• Noble M15, a British sport car built by Noble Automotive Ltd
• FAA location identifier for Perry County Airport (Tennessee)
• GER Class M15, a class of British 2-4-2T steam locomotive

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.

See also

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