| Ryo Kawashima | |
| Position: | Pitcher |
| Birth Date: | 9 September 1981 |
| Birth Place: | Inage-ku, Chiba, Japan |
| Bats: | Left |
| Throws: | Right |
| Debutleague: | NPB |
| Debutdate: | April 4 |
| Debutyear: | 2004 |
| Debutteam: | Yakult Swallows |
| Finaldate: | August 14 |
| Finalyear: | 2011 |
| Finalteam: | Tokyo Yakult Swallows |
| Statyear: | 2012 season |
| Statleague: | NPB |
| Stat1label: | Win–loss |
| Stat1value: | 38–35 |
| Stat2label: | Saves |
| Stat2value: | 0 |
| Stat3label: | Holds |
| Stat3value: | 1 |
| Stat4label: | ERA |
| Stat4value: | 3.66 |
| Stat5label: | Strikeouts |
| Stat5value: | 424 |
| Teams: | |
| Awards: | |
is a former Nippon Professional Baseball pitcher for the Tohoku Rakuten Golden Eagles in Japan's Pacific League.