| Ryoma Yamamoto | |
| Birth Date: | 14 July 1995 |
| Birth Place: | Nagasaki Prefecture, Japan[1] |
| Height: | 1.79 m |
| Weight: | 66 kg |
| Sport: | Athletics |
| Event: | Triple jump |
| Education: | Juntendo University |
is a Japanese athlete specialising in the triple jump. He represented his country at the 2017 World Championships without qualifying for the final.
His personal bests in the event are 16.87 metres outdoors (+1.8 m/s, Hiroshima 2017) and 15.71 metres indoors (Osaka 2014).[2]
| 2014 | World Junior Championships | Eugene, United States | 7th | Triple jump | 15.89 m | |
| Asian Games | Incheon, South Korea | 8th | Triple jump | 15.70 m | ||
| 2017 | World Championships | London, United Kingdom | 29th (q) | Triple jump | 16.01 m | |
| Universiade | Taipei, Taiwan | 3rd | Triple jump | 16.80 m | ||
| 2019 | Asian Championships | Doha, Qatar | 7th | Triple jump | 16.04 m |