| Bill Davidson | |
| Bats: | Right |
| Throws: | Right |
| Birth Date: | 10 May 1884 |
| Birth Place: | Lafayette, Indiana |
| Death Place: | Lincoln, Nebraska |
| Debutleague: | MLB |
| Debutdate: | September 29 |
| Debutyear: | 1909 |
| Debutteam: | Chicago Cubs |
| Finalleague: | MLB |
| Finaldate: | September 8 |
| Finalyear: | 1911 |
| Finalteam: | Brooklyn Dodgers |
| Statleague: | MLB |
| Stat1label: | Batting average |
| Stat1value: | .235 |
| Stat2label: | Home runs |
| Stat2value: | 1 |
| Stat3label: | Runs batted in |
| Stat3value: | 60 |
| Teams: |
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William Simpson Davidson (May 10, 1884 – May 23, 1954) was an outfielder in Major League Baseball from 1909 to 1911.