| Bill Loughran | |
| Position: | Catcher |
| Bats: | Unknown |
| Throws: | Unknown |
| Birth Date: | June 1862 |
| Birth Place: | New York City |
| Death Place: | New York City |
| Debutleague: | MLB |
| Debutdate: | June 6 |
| Debutyear: | 1884 |
| Debutteam: | New York Gothams |
| Finalleague: | MLB |
| Finaldate: | August 28 |
| Finalyear: | 1884 |
| Finalteam: | New York Gothams |
| Statleague: | MLB |
| Stat1label: | Batting average |
| Stat1value: | .103 |
| Stat2label: | Hits |
| Stat2value: | 3 |
| Stat3label: | Runs |
| Stat3value: | 4 |
| Teams: |
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William H. Loughran (1862–1917) was a 19th-century Major League Baseball player who played catcher for the 1884 New York Gothams of the National League.