grk

Grk or GRK may refer to:

Grk, Serbia, a village located in the municipality of Šid, Serbia
G protein-coupled receptor kinase, a family of protein kinases within the AGC group of kinases
Green Rock Energy, an Australian energy company
Grk Bijeli, a white grape variety used for wine
Grk book series, a series of children's books written by Josh Lacey under the pseudonym Joshua Doder
Hellenic languages, the branch of the Indo-European language family whose principal member is Greek
Royal Gendarmerie of Cambodia, the national gendarmerie force of the Kingdom of Cambodia
Killeen Regional Airport, a small military/commercial joint-use airport that operates alongside Robert Gray Army Airfield in Texas, United States
Robert Gray Army Airfield, a military joint-use airport that operates alongside Killeen Regional Airport in Texas, United States
Berliet GRK, a range of heavy-duty trucks