The genus name Quadrella may refer to:
- Quadrella Lhwyd & Huddesford, 1760 (Animalia) nomen oblitum, designated by Ng & Low, 2010
- Quadrella Dana, 1851 (Animalia) nomen protectum, designated by Ng & Low, 2010
- Quadrella (DC.) J. Presl, 1825 (Plantae, Capparaceae)