| Bill Zies | |
| Position: | Catcher |
| Bats: | Left |
| Throws: | Unknown |
| Birth Date: | June 16, 1867 |
| Birth Place: | Rock Island, Illinois |
| Death Place: | Beardstown, Illinois |
| Debutleague: | MLB |
| Debutdate: | August 9 |
| Debutteam: | St. Louis Browns |
| Finalleague: | MLB |
| Finaldate: | August 10 |
| Finalteam: | St. Louis Browns |
| Statleague: | MLB |
| Stat1label: | Games played |
| Stat1value: | 2 |
| Stat2label: | At bats |
| Stat2value: | 3 |
| Stat3label: | Hits |
| Stat3value: | 1 |
| Teams: |
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William Zies (June 16, 1867 – April 16, 1907) was a professional baseball catcher. He played two games in Major League Baseball in 1891 for the St. Louis Browns of the American Association. He had one hit in three at bats.