| William Kelley | |
| Position: | Outfielder |
| Birth Date: | May 1875 |
| Birth Place: | Pennsylvania, U.S. |
| Debutleague: | Negro league baseball |
| Debutyear: | 1900 |
| Debutteam: | Cuban Giants |
| Finalyear: | 1900 |
| Finalteam: | Cuban Giants |
| Teams: |
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William Kelley (May 1875 – death date unknown), nicknamed "King", was an American Negro league outfielder in 1900.
A native of Pennsylvania, Kelley played for the Cuban Giants in 1900. In his two recorded games, he went hitless with a walk in nine plate appearances.[1] [2]
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