| Edmund ter Meer | |
| Birth Date: | 31 July 1852 |
| Birth Place: | Krefeld |
| Nationality: | German |
| Death Place: | Krefeld-Uerdingen |
| Work Institution: | Bayer |
| Known For: | ter Meer reaction |
Edmund ter Meer (31 July 1852 – 5 November 1931) was a German chemist who discovered the ter Meer reaction and founded in 1877 the ter Meer dye company in Uerdingen. After the fusion with the aniline factory of Julius Weiler the Weiler-ter Meer company was formed. This company later became part of the Bayer company. His son Fritz ter Meer also became a chemist associated to the Bayer company.