| Yasuyuki Yamauchi | |
| Position: | Pitcher / Coach |
| Bats: | Right |
| Throws: | Right |
| Birth Date: | 16 March 1973 |
| Birth Place: | Higashihiroshima, Hiroshima, Japan |
| Debutleague: | NPB |
| Debutdate: | April 11 |
| Debutyear: | 1995 |
| Debutteam: | Hiroshima Toyo Carp |
| Finalleague: | NPB |
| Finaldate: | October 14 |
| Finalyear: | 2002 |
| Finalteam: | Hiroshima Toyo Carp |
| Statyear: | 2002 |
| Statleague: | NPB |
| Stat1label: | Win–loss record |
| Stat1value: | 45-44 |
| Stat2label: | Saves |
| Stat2value: | 1 |
| Stat3label: | ERA |
| Stat3value: | 4.40 |
| Stat4label: | Strikeouts |
| Stat4value: | 508 |
| Teams: | As player
As coach
|
| Awards: | |
is a professional Japanese baseball player.