Prony or de Prony may refer to:
- Gaspard de Prony (1755–1839), French mathematician and engineer
- Prony's method, a mathematical method to estimate the components of a signal
- Prony equation, hydraulics equation for fictional head loss
- Prony series, a model of viscoelasticity
- Prony brake, torque measurement device
- Prony Bay, bay in New Caledonia
- Prony, a city in New Caledonia, see List of cities in New Caledonia
- French corvette Prony
See also
edit- Pronya, a river in Ryazan and Tula Oblasts in Russia