HRK

HRK may refer to:

• HRK (gene), a human gene
• Croatian kuna (ISO 4217 code) the former currency of Croatia, replaced by the euro in 2023
• Haruku language (ISO 639-3 code hrk), spoken in Indonesia
• Heidelberger RK, a German rowing club
• Heinz Rudolf Kunze (born 1956), German singer and writer
• Hirok railway station, in Balochistan, Pakistan
• German Rectors' Conference (German: {{#invoke:Lang|lang}})
• HRK, a Rockwell scale of materials' hardness
• Kharkiv International Airport, in Ukraine, IATA code