| Miyabi Onitsuka | |
| Birth Date: | 12 October 1998 |
| Birth Place: | Kumamoto, Japan |
| Height: | 1.58 m |
| Weight: | 47 kg |
| Country: | Japan |
| Sport: | Snowboarding |
| Event: | Big Air |
is a Japanese snowboarder. She won a gold medal in slopestyle at the FIS Freestyle Ski and Snowboarding World Championships 2015.[1] She started snowboarding professionally in 2005.