Yuko Sano (佐野 優子, Sano Yuko, born July 26, 1979 in Takatsuki, Osaka) is a volleyball player from Japan who currently plays for Galatasaray Daikin in Turkey. She was part of the Japanese team that won the bronze medal at the 2012 Summer Olympics.
She played as a libero for the Women's National Team at the 2008 Olympic Qualification Tournament in Japan. There the team ended up in third place, and qualified for the 2008 Summer Olympics. Afterwards Sano was named Best Digger and Best Receiver at the event.
Sano played at the 2013 Club World Championship with Voléro Zürich and she was selected Best Libero. Her team lost the bronze medal to Guangdong Evergrande.