Leonor Odete Piuza (born 14 April 1978) is a Mozambican runner, who specializes in the 800 metres. Piuza won the gold medal at the 2007 All-Africa Games and finished sixth at the 2008 African Championships. She also competed at the 2006 Commonwealth Games. Piuza's personal best time is 2:01.71 minutes, achieved in June 2007 in Villefranche-sur-Saône.