112 may refer to:
112 (number), the natural number following 111 and preceding 113
112 (emergency telephone number), the standard emergency phone number in the European Union and on GSM cellphones
112 (band), an R&B quartet from Atlanta, Georgia, United States
112 (album), album from the band of the same name
112 BC, a year
AD 112, a year of the Julian calendar
Copernicium, an element with atomic number 112
Route 112 (MBTA), a bus route in Massachusetts, United States
112 (New Jersey bus)
KFM 112M aircraft engine
Thai Criminal Code section 112, see Lèse majesté in Thailand
112 Iphigenia, a main-belt asteroid
