| Butch Rementer | |
| Position: | Catcher |
| Bats: | Right |
| Throws: | Right |
| Birth Date: | March 14, 1878 |
| Birth Place: | Philadelphia, Pennsylvania, U.S. |
| Death Place: | Philadelphia, Pennsylvania, U.S. |
| Debutleague: | MLB |
| Debutdate: | October 8 |
| Debutyear: | 1904 |
| Debutteam: | Philadelphia Phillies |
| Finalleague: | MLB |
| Finaldate: | October 8 |
| Finalyear: | 1904 |
| Finalteam: | Philadelphia Phillies |
| Statleague: | MLB |
| Stat1label: | Batting average |
| Stat1value: | .000 |
| Stat2label: | Home runs |
| Stat2value: | 0 |
| Stat3label: | Runs batted in |
| Stat3value: | 0 |
| Teams: |
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Willis J. Rementer (March 14, 1878 – September 23, 1922) was an American Major League Baseball catcher for the Philadelphia Phillies.