|Competitor for Italy|
|Gold||2011 Shanghai||Team competition|
|Silver||2003 Barcelona||Team competition|
|Silver||2003 New York||Team competition|
|Silver||2011 Florence||Team competition|
|FINA Water Polo World Cup|
|Silver||1999 sydney||Team competition|
Stefano Tempesti (born 9 June 1979) is an Italian water polo player.
Tempesti was born in Prato, and plays as goalkeeper. He started his career in his hometown's Futura Prato, before moving to Rari Nantes Florentia, where he remained until 2003, when he started playing for his current team, Pro Recco. With Florentia he won a LEN Cup Winners' Cup in 2001, while with Pro Recco he won four consecutive national titles and three LEN Euroleagues (2007, 2008 and 2010).
He debuted for the Italian national team in 1999. He won the silver medal at the 2003 World Aquatics Championships and a gold medal in the 2011 World Aquatics Championships in Shanghai. In the last tournament, he was also elected as Best Goalkeeper, an award he had also received in the previous edition held at Rome in 1999.