| Hieronymus Theodor Richter | |
|---|---|
| Born | 21 November 1824 Dresden, Saxony | 
| Died | 25 September 1898 (aged 73) Freiberg, Saxony. | 
| Residence | Freiberg, Saxony. | 
| Citizenship | German | 
| Nationality | German | 
| Fields | Mineralogist | 
| Institutions | Freiberg University of Mining and Technology | 
| Known for | Discovery of indium. | 
Hieronymus Theodor Richter (21 November 1824 – 25 September 1898) was a German chemist.
He was born in Dresden. In 1863, while working at the Freiberg University of Mining and Technology, he co-discovered indium with Ferdinand Reich. He was also a member of the student fraternity "Corps Saxo-Borussia Freiberg". In 1875, he became the director of the Mining Academy in Freiberg.
He died September 25, 1898, in Freiberg, Saxony, at the age of 73.