| Yutaka Ishii | |
| Position: | First baseman |
| Birth Date: | 27 February 1920 |
| Birth Place: | Aichi Prefecture, Japanese Empire |
| Death Date: | between 1942 and 1945 |
| Death Place: | Unknown |
| Bats: | Right |
| Throws: | Right |
| Finalyear: | 1942 |
| Debutyear: | 1940 |
| Debutteam: | Tsubasa Baseball Club |
| Debutleague: | JBL |
| Finalteam: | Taiyō Baseball Club |
| Finalleague: | JBL |
| Statleague: | JBL |
| Statyear: | 1940–1942 |
| Stat1label: | Batting average |
| Stat1value: | .183 |
| Stat2label: | Home runs |
| Stat2value: | 3 |
| Stat3label: | RBI |
| Stat3value: | 34 |
| Teams: | |
Yutaka Ishii (; 27 February 1920 – between 1942 and 1945) was a Japanese baseball player who appeared as a first baseman in the Japanese Baseball League. Entering military service in 1942, he was killed in action during the Second World War.[1] [2]