| Jimmy Knowles | |
| Position: | Third baseman / First baseman |
| Bats: | Right |
| Throws: | Unknown |
| Birth Date: | 5 September 1856 |
| Birth Place: | Toronto, Canada West |
| Death Place: | Jersey City, New Jersey |
| Debutleague: | MLB |
| Debutdate: | May 2 |
| Debutyear: | 1884 |
| Debutteam: | Pittsburgh Alleghenys |
| Finalleague: | MLB |
| Finaldate: | October 12 |
| Finalyear: | 1892 |
| Finalteam: | New York Giants |
| Statleague: | MLB |
| Stat1label: | Batting average |
| Stat1value: | .241 |
| Stat2label: | Home runs |
| Stat2value: | 9 |
| Stat3label: | Runs batted in |
| Stat3value: | 132 |
| Teams: |
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James Knowles (September 5, 1856 - February 11, 1912), nicknamed "Darby",[1] was a Canadian Major League Baseball player who played mainly at the third base, but did play significant time at first base as well, for six different teams in his five-season career from 1884 to 1892.[2] Born in Toronto, Ontario, Canada, Knowles died at the age of 55 in Jersey City, New Jersey, and is interred at Bayview – New York Bay Cemetery in Jersey City.[2]