| Doc Oberlander | |
| Position: | Pitcher |
| Bats: | Unknown |
| Throws: | Left |
| Birth Date: | May 12, 1864 |
| Birth Place: | Waukegan, Illinois |
| Death Place: | Pryor, Montana |
| Debutleague: | MLB |
| Debutdate: | May 16 |
| Debutyear: | 1888 |
| Debutteam: | Cleveland Blues |
| Finalleague: | MLB |
| Finaldate: | June 2 |
| Finalyear: | 1888 |
| Finalteam: | Cleveland Blues |
| Statleague: | MLB |
| Stat1label: | Win–loss record |
| Stat1value: | 1–2 |
| Stat2label: | Strikeouts |
| Stat2value: | 23 |
| Stat3label: | Earned run average |
| Stat3value: | 5.26 |
| Teams: |
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Hartman Louis "Doc" Oberlander (May 12, 1864 – November 14, 1922) was a Major League Baseball pitcher, who pitched in three games for the 1888 Cleveland Blues of the American Association. He played through 1891 in the minor leagues and went to school at Syracuse University.