Ivan Prač

Johann Gottfried Pratsch (Czech: Jan Bohumír Práč; Russian: Иван Готфрид Прач, romanized: Ivan Gotfrid Prach; German: Johann Gottfried Pratsch, also called Prach; c. 1750 – c. 1818), was a Prussian-born composer of music. He spent most of his life in Russia, and sometimes supported himself by teaching music to students at the Smolnïy Institute and at the St. Petersburg Theatre School.

Read more about this composer on Wikipedia.