HRD can refer to:
- Hertzsprung-Russell diagram which shows the relationship between celestial stars
- HRD Motorcycles A motorcycle company
- Home Run Derby, an event in Major League Baseball that showcases a hitter's ability to hit big flies.
- Human resource development
- Human Resource Development Network a network of professionals in Asia
- Human Rights Defenders
- Harling Road railway station, England; National Rail station code HRD.