Naho Sugiyama
Birthday: 2/3/1978
Gender: Female
Place Of Birth: Kyoto, Kyoto Prefecture, Japan

Naho Sugiyama also known by her nickname Sugirock or Sugi Rock, is a Japanese female mixed martial arts (MMA) fighter. She has competed professionally since 2009. In 2011, she became the first Jewels featherweight champion. Besides Jewels, Sugiyama has also competed in MMA promotions Valkyrie and Invicta Fighting Championships.