| Medal record | ||
|---|---|---|
| Competitor for Japan | ||
| Men's Judo | ||
| World Championships | ||
| Silver | 2010 Tokyo | -90 kg |
| Silver | 2011 Paris | -90 kg |
Daiki Nishiyama (西山 大希 Nishiyama Daiki, born November 20, 1990 in Higashihiroshima, Hiroshima) is a Japanese judoka. He won the silver medal in the middleweight (90 kg) division at the 2010 World Judo Championships.