| John Kiley | |
| Position: | Outfielder |
| Bats: | Left |
| Throws: | Left |
| Birth Date: | July 1, 1859 |
| Birth Place: | Dedham, Massachusetts, U.S. |
| Death Place: | Norwood, Massachusetts |
| Debutleague: | MLB |
| Debutdate: | May 1 |
| Debutyear: | 1884 |
| Debutteam: | Washington Nationals (AA) |
| Finalleague: | MLB |
| Finaldate: | May 7 |
| Finalyear: | 1891 |
| Finalteam: | Boston Beaneaters |
| Statleague: | MLB |
| Stat1label: | Batting average |
| Stat1value: | .214 |
| Stat2label: | Hits |
| Stat2value: | 14 |
| Stat3label: | Win–loss record |
| Stat3value: | 0-1 |
| Teams: |
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John Frederick Kiley (July 1, 1859 – December 18, 1940) was a Major League Baseball outfielder and pitcher, born in Dedham, Massachusetts, who played parts of two seasons in the majors. In, he played 14 games in the outfield for the Washington Nationals of the American Association. He did not appear again in the majors until, when he started one game on May 7 for the Boston Beaneaters, which he lost. He died in Norwood, Massachusetts.