GRA could refer to:
- Georgia Research Alliance
- Gemological Rating Laboratory of America, Inc.
- Goffstown Residents Association,
- Glucocorticoid remediable aldosteronism, autosomal dominant disorder in which the increase in aldosterone secretion medicine
- Granby (Amtrak station), Colorado, United States; Amtrak station code GRA.
- Vilna Gaon, often referred to as the Gra.
- Graduate Research Assistant
- Grande Raccordo Anulare, a major highway in Rome, Italy.
- Grantham railway station, England; National Rail station code GRA.
- Greater Reykjavík Area, Iceland
- Godzilla Raids Again, 1955 film
- Guild of Railway Artists in UK
- Gun Runners' Arsenal,the sixth DLC of Fallout: New Vegas.
Gra is also the name of a nation in Fire Emblem: Shadow Dragon.