| Yuka Sato | |
| Birth Date: | 21 July 1992 |
| Birth Place: | Osaka Prefecture, Japan[1] |
| Height: | 1.62 m |
| Weight: | 55 kg |
| Sport: | Athletics |
| Event: | Javelin throw |
| Education: | Higashiosaka College |
| Show-Medals: | yes |
is a Japanese athlete specialising in the javelin throw. She represented her country at the 2019 World Championships without qualifying for the final. Earlier in her career she won a bronze medal at the 2011 Asian Championships.
Her personal best in the event is 62.88 metres set in Fukuoka in 2019.
| 2009 | World Youth Championships | Brixen, Italy | 9th | Javelin throw | 48.14 m | |
| 2010 | Asian Junior Championships | Hanoi, Vietnam | 3rd | Javelin throw | 48.46 m | |
| 2011 | Asian Championships | Kobe, Japan | 3rd | Javelin throw | 54.16 m | |
| 2019 | World Championships | Doha, Qatar | 29th (q) | Javelin throw | 55.03 m |