| Willie Cornelius | |
| Position: | Pitcher |
| Birth Date: | September 3, 1906 |
| Birth Place: | Atlanta, Georgia, U.S. |
| Death Place: | Chicago, Illinois, U.S. |
| Bats: | Right |
| Throws: | Right |
| Debutleague: | Negro leagues |
| Debutyear: | 1929 |
| Debutteam: | Nashville Elite Giants |
| Finalyear: | 1946 |
| Finalteam: | Chicago American Giants |
| Teams: |
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William McKinley "Sug" Cornelius (September 3, 1906 – October 30, 1989) was an American baseball pitcher in the Negro leagues. He played from 1929 to 1946 with several teams, playing mostly with the Chicago American Giants. He played in several East-West All-Star Games.[1]
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