| William Houseman | |
| Position: | Pitcher |
| Bats: | Unknown |
| Throws: | Unknown |
| Birth Date: | October 1859 |
| Birth Place: | Baltimore, Maryland |
| Death Place: | Baltimore, Maryland |
| Debutleague: | MLB |
| Debutdate: | September 2 |
| Debutyear: | 1886 |
| Debutteam: | Baltimore Orioles |
| Finalleague: | MLB |
| Finaldate: | September 2 |
| Finalyear: | 1886 |
| Finalteam: | Baltimore Orioles |
| Statleague: | MLB |
| Stat1label: | Win–loss record |
| Stat1value: | 0–1 |
| Stat2label: | Strikeouts |
| Stat2value: | 5 |
| Stat3label: | Earned run average |
| Stat3value: | 3.38 |
| Teams: |
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William H. Houseman (1859–1894), was a Major League Baseball pitcher for the 1886 Baltimore Orioles. He appeared in one game for the Orioles on September 2, 1886, pitching a complete game. He picked up the loss, allowing three runs and six hits.