| Johan Meimer | |
| Nationality: | Estonian |
| Sport: | Athletics |
| Event: | Javelin throw Decathlon |
| Birth Date: | 19 June 1904 |
| Birth Place: | Kehtna, Governorate of Estonia |
| Death Place: | Piirsalu, Estonian SSR |
Johan Meimer (19 June 1904 - 10 December 1944) was an Estonian athlete. He competed in the men's javelin throw and the men's decathlon at the 1928 Summer Olympics.[1] He was a forest brother and killed during the World War II by Soviets.[2]