Sid Mercer | |
|---|---|
 | |
| Born | August 4, 1880 |
| Died | June 19, 1945 (aged 64) |
| Occupation | Sportswriter |
| Known for | Baseball and boxing coverage |
| Children | Frances Mercer |
| Awards | Honor Rolls of Baseball (1946) J. G. Taylor Spink Award (1969) |
James Sidney Mercer (August 4, 1880 – June 19, 1945) was an American sports writer who covered mostly boxing and baseball in St. Louis and in New York City.