| John Donahue | |
| Position: | Right fielder |
| Bats: | Switch |
| Throws: | Right |
| Birth Date: | 19 April 1894 |
| Birth Place: | Roxbury, Massachusetts |
| Death Place: | Boston, Massachusetts |
| Debutleague: | MLB |
| Debutdate: | September 23 |
| Debutyear: | 1923 |
| Debutteam: | Boston Red Sox |
| Finalleague: | MLB |
| Finaldate: | October 7 |
| Finalyear: | 1923 |
| Finalteam: | Boston Red Sox |
| Teams: | |
John Frederick "Jiggs" Donahue (April 19, 1894 – October 3, 1949) was a right fielder in Major League Baseball who played briefly for the Boston Red Sox during the 1923 season. Listed at, 170 lb., Donahue was a switch-hitter and threw right-handed. He was born in Roxbury, Massachusetts. In a 10-game career, Donahue was a .278 hitter (10-for-36) with four doubles, five runs, and one RBI. He did not hit a home run. As a fielder, he collected 21 outs with four assists and did not commit an error in 25 chances for a perfect 1.000 fielding percentage. Donahue died in Boston, Massachusetts, at age 55.