| Office1: | National Leader of the Revolutionäre Gewerkschafts Opposition |
| Term Start1: | June 1930 |
| Term End1: | October 1930 |
| Predecessor1: | Paul Merker |
| Successor1: | Franz Dahlem |
| Office2: | Member of the Reichstag for Merseburg |
| Term Start2: | 31 July 1932 |
| Term End2: | 28 February 1933 |
| Predecessor2: | Multi-member district |
| Successor2: | Constituency abolished |
| Birth Date: | 19 August 1894 |
| Birth Place: | Weißstein, Province of Silesia, Kingdom of Prussia, German Empire |
| Death Date: | 27 July 1947 (aged 52) |
| Death Place: | Berlin, Soviet Occupation Zone, Germany |
| Death Cause: | Explosion |
Fritz Emrich (19 August 1894 – 27 July 1947) was a German trade unionist, Communist Party official, and politician who served as the National Leader of the Revolutionäre Gewerkschafts Opposition from June to October 1930 and in the Reichstag from 1932 to 1933.[1] [2]