| John McPherson | |
| Position: | Pitcher |
| Birth Date: | March 9, 1869 |
| Birth Place: | Easton, Pennsylvania |
| Death Place: | Easton, Pennsylvania |
| Bats: | Unknown |
| Throws: | Right |
| Debutleague: | MLB |
| Debutdate: | July 12 |
| Debutyear: | 1901 |
| Debutteam: | Philadelphia Athletics |
| Finalleague: | MLB |
| Finaldate: | July 10 |
| Finalyear: | 1904 |
| Finalteam: | Philadelphia Phillies |
| Statleague: | MLB |
| Stat1label: | Win–loss record |
| Stat1value: | 1–13 |
| Stat2label: | Earned run average |
| Stat2value: | 3.89 |
| Teams: | |
John Jacob McPherson (March 9, 1869 – September 30, 1941) was an American Major League Baseball pitcher. He played for the Philadelphia Athletics during the season and the Philadelphia Phillies during the season. He holds the all-time major league record for most career losses by a pitcher (13) whose only major league win was a shutout.[1] McPherson also became the first player to have at least 50 plate appearances (51) in a career without scoring a run.[2]