Mach

Mach most commonly refers to Mach number, the speed of sound in local conditions. It may also refer to:

Computing

 * Mach (kernel), an operating systems kernel technology
 * ATI Mach, a 2D GPU chip by ATI
 * GNU Mach, the microkernel upon which GNU Hurd is based
 * MACH Alliance, a group advocating for Microservices-based, API-first, Cloud-native software-as-a-service and Headless offerings.

Places

 * Machh or Mach, a town in Pakistan
 * Mach railway station, a railway station in Machh, Pakistan
 * Machynlleth or Mach, a town in Wales
 * Mach (crater), a lunar crater
 * 3949 Mach, an asteroid

People

 * Mach (surname)
 * Hayato Sakurai (born 1975), Japanese mixed martial artist known as "Mach"

Arts and entertainment

 * "Mach" (song), a 2010 song by Rainbow
 * Mach (Transformers), a Multiforce character in Transformers: Victory
 * M.A.C.H. (video game)
 * M.A.C.H., a fictional series of cyborg and robot agents in M.A.C.H. 1

Other uses

 * Muscarinic acetylcholine receptor (mACh)
 * Fly Castelluccio Mach, an Italian paramotor design
 * Vietnamese mạch, an obsolete Vietnamese currency unit
 * MACH scale, the test used to assess the Machiavellianism construct