MNR may stand for:

Transportation

Maine Northern Railway The Maine Northern Railway Company Limited is a U.S. and Canadian short line railroad owned by the New Brunswick Railway Company, a holding company that is part of "Irving Transportation Services", a division within the industrial conglomerate ...

Metro-North Railroad Metro-North Railroad , trading as MTA Metro-North Railroad, is a suburban commuter rail service run by the Metropolitan Transportation Authority (MTA), a New York State public benefit corporations, public authority of the U.S. state of New Yor ...

in New York State *

Mid-Norfolk Railway The Mid-Norfolk Railway (MNR) is a preserved standard gauge heritage railway, one of the longest in Great Britain. Preservation efforts began in 1974, but the line re-opened to passengers only in the mid-1990s as part of the "new generation" o ...

, a heritage railway in Norfolk, England * Manx Northern Railway, a railway on the Isle of Man from 1879 to 1905 *

Manor Road railway station Manor Road railway station serves the town of Hoylake and village of Meols in Merseyside, England. It lies on the West Kirby branch of the Wirral Line, part of the Merseyrail network. History Proposed by 1936, the station was opened on 15 May 1 ...

, Wirral, England

Manufacturing

Marc Nordon Racing Marc Nordon Racing (MNR Sportscars) is a kit car manufacturer specialising in bike (motor cycle) engined cars or BECs and in particular, Lotus Seven Replicas. They are based in Harrogate, England. MNR was formed by former BTCC Driver Marc Nordo ...

, a manufacturer of Kit Cars in the UK

Political movements

*, a political party in France *, a Belgian resistance group *, a political party in Bolivia *, a progressive political party in Guatemala

Other uses

* Marine Nature Reserve, a UK conservation designation *

McMaster Nuclear Reactor The McMaster Nuclear Reactor (MNR) is a 5 MWth open pool reactor located on the campus of McMaster University, in Hamilton, Ontario, Canada. Description MNR began operating in April 1959, as the first university-based research reactor in th ...

, a nuclear reactor in Canada *

Ministry of Natural Resources (Ontario) The Northern Development, Mines, Natural Resources and Forestry is a government ministry of the Canadian province of Ontario that is responsible for Ontario's provincial parks, forests, fisheries, wildlife, mineral aggregates and the Crown lands ...

, a government agency in Canada * Minister of National Revenue (Canada), minister in charge of taxation {{disambiguation