Deutscher is a German surname. Notable people with the surname include:
- Alma Deutscher, British musician and composer
- Drafi Deutscher, German singer and composer
- Guy Deutscher (linguist)
- Guy Deutscher (physicist)
- Isaac Deutscher, British journalist, historian and political activist
- Tamara Deutscher, British writer and editor
Fictional characters
- Deutscher, a character in the short story "A Sound of Thunder" by Ray Bradbury
See also
- Deucher, Ohio