| Masahiro Tanaka | |
| Position: | First baseman / Outfielder |
| Bats: | Right |
| Throws: | Right |
| Birth Date: | 28 September 1954 |
| Birth Place: | Gojō, Nara Prefecture, Japan |
| Debutleague: | NPB |
| Debutdate: | September 8 |
| Debutyear: | 1982 |
| Debutteam: | Hanshin Tigers |
| Stat1label: | Batting average |
| Stat1value: | .238 |
| Stat2label: | Hits |
| Stat2value: | 49 |
| Stat3label: | Home runs |
| Stat3value: | 5 |
| Stat4label: | Runs batted in |
| Stat4value: | 24 |
| Stat5label: | At-bats |
| Stat5value: | 206 |
| Teams: |
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is a former Japanese baseball first baseman and outfielder.
Tanaka went to high school at Chiben Gakuen High School in Japan and went to college at Osaka Shogyo University in Japan.