M15 or M-15 may refer to:

• Messier 15 (M15), a globular cluster in the constellation Pegasus

• M15 mine, a United States anti-tank mine
• M15 rifle, a variant of the M14, 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
• M15 Half-track
• M15/42 tank, an Italian medium tank

• M-15 (Michigan highway), a highway in the lower peninsula of Michigan, US
• M15 motorway (Hungary), a motorway in Hungary
• M15 road (East London), a Metropolitan Route in East London, South Africa
• M15 (Cape Town), a Metropolitan Route in Cape Town, South Africa
• M15 road (Pretoria), a Metropolitan Route in Pretoria, South Africa
• M15 road (Durban), a Metropolitan Route in Durban, South Africa
• M15 road (Bloemfontein), a Metropolitan Route in Bloemfontein, South Africa
• M15 (Port Elizabeth), a Metropolitan Route in Port Elizabeth, South Africa
• The Hunter Expressway in New South Wales, Australia
• M15 motorway (Great Britain), an unbuilt motorway in London
• M15 (New York City bus), a New York City Bus route in Manhattan, US
• Select Bus Service § M15, a New York City Bus route in Manhattan, US
• Noble M15, a British sport car built by Noble Automotive Ltd
• FAA location identifier for James Tucker Airport, a rural airport in Linden, Tennessee, US
• GER Class M15, a class of British 2-4-2T steam locomotive
• WSK-Mielec PZL M-15 Belphegor, a Polish-designed jet-engined agricultural biplane
• M15 fuel mixed with 15% of methanol
• M15 road (Zambia), a road in Zambia

• Markku Uusipaavalniemi (nicknamed "M-15"), a Finnish curler

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

• 15-M, Anti-austerity movement in Spain
• MI5, the United Kingdom's counter-intelligence and security agency
• Shorthand for Model 15
• Magic 2015, a Magic: The Gathering expansion set

Topics referred to by the same term

This disambiguation page lists articles associated with the same title formed as a letter–number combination.
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