From Wikipedia, the free encyclopedia
FRG may refer to:
- Family Readiness Group in the United States Army (formerly known as the Family Support Group or FSG)
- Federal Republic of Germany, the official name of Germany since 1949, though mainly used for West Germany from 1949 to 1990
- Friendship Radiosport Games, a multi-sport event that has been held since 1989
- Functional renormalization group, a method in theoretical physics
- Guatemalan Republican Front (Spanish initials), a right-wing political party in Guatemala
- IATA code of Republic Airport in East Farmingdale, New York, United States
- FMN reductase (NAD(P)H), an enzyme
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