| Bill Delaney | |
| Position: | Second baseman |
| Bats: | Right |
| Throws: | Right |
| Birth Date: | March 5, 1863 |
| Birth Place: | Cincinnati, Ohio |
| Death Place: | Canton, Ohio |
| Debutleague: | MLB |
| Debutdate: | August 21 |
| Debutyear: | 1890 |
| Debutteam: | Cleveland Spiders |
| Finalleague: | MLB |
| Finaldate: | October 4 |
| Finalyear: | 1890 |
| Finalteam: | Cleveland Spiders |
| Statleague: | MLB |
| Stat1label: | Batting average |
| Stat1value: | .190 |
| Stat2label: | Hits |
| Stat2value: | 22 |
| Stat3label: | Runs batted in |
| Stat3value: | 7 |
| Teams: |
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William L. Delaney (1863–1942) was a second baseman in Major League Baseball. He played for the Cleveland Spiders of the National League in .