The Ślęza is a river in Lower Silesia, Poland.
Ślęza or Ślęża may also refer to: Ślęza, Lower Silesian Voivodeship, a village in Lower Silesia Ślęża, a mountain in Lower Silesia Ślęża Landscape Park, a protected area around Mount Ślęża Ślęża Massif, a mountain in Lower Silesia