| Source: Portraits of Members of Armed Forces from St.
Louis City and County Killed in World War I Location: Reading room | |
 | |
| Last Name: | Jenneman |
| First Name: | Oliver |
| Middle Name: | Louis |
| Illustration: | Yes |
| Rank: | Lieutenant |
| Birth Year: | 1896 |
| Death Year: | 1919 |
