| Elmar Reimann | |
| Nationality: | Estonian |
| Sport: | Long-distance running |
| Event: | Marathon |
| Birth Date: | 2 January 1893 |
| Birth Place: | Tartu, Russian Empire |
| Death Place: | Stockholm, Sweden |
Elmar Reimann (2 January 1893 – 21 April 1963) was an Estonian long-distance runner.[1] He competed in the marathon for the Russian Empire at the 1912 Summer Olympics and for Estonia at the 1924 Summer Olympics.[2]