GFR may refer to:
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Gas-cooled fast reactor
The gas-cooled fast reactor (GFR) system is a nuclear reactor design which is currently in development. Classed as a Generation IV reactor, it features a fast-neutron spectrum and closed fuel cycle for efficient conversion of fertile uranium ...
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Gefreiter
Gefreiter (, abbr. Gefr.; plural ''Gefreite'') is a military rank used in Germany, Switzerland, and Austria since the 16th century. It is typically the second rank or grade to which an Enlisted rank, enlisted soldier, airman, or sailor can be prom ...
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General fertility rate
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Glomerular filtration rate
Renal functions include maintaining an acid–base balance; regulating fluid balance; regulating sodium, potassium, and other electrolytes; clearance (medicine), clearing toxins; absorption of glucose, amino acids, and other small molecules; reg ...
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Government Flight Representative A Government Flight Representative (GFR) is a US Military Officer or similarly qualified US Government Civilian with the responsibility for aircraft operations conducted by commercial contractors using Department of Defense (DoD) aircraft.
Authorit ...
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Grand Forks Railway
The Grand Forks Railway is a shortline railway company operating in the West Kootenay region of southeastern British Columbia.
Former operators
In Grand Forks, a former north–south section of the Kettle Valley Lines (KVL) (the operating company ...
, a Canadian railway
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Grand Funk Railroad
Grand Funk Railroad (often shortened to Grand Funk) is an American rock band formed in Flint, Michigan, in 1969 by Mark Farner (vocals, guitar, keyboards, harmonica), Don Brewer (drums, vocals) and Mel Schacher (bass). The band achieved pea ...
, an American rock band
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Grup Feroviar Român
Grup Feroviar Român, or simply GFR, is the largest private railway company in Romania and one of the largest in South Eastern Europe. Founded in 2001, the company owns freight operations in Romania, Hungary, Bulgaria, Greece, Serbia, Ukraine, Mold ...
, a Romanian railway freight company
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Guinean franc
{{Disambiguation