Ignaz Umlauf

Ignaz Umlauf (1746-1796) was an Austrian composer. He was Kapellmeister of the new German National Singspiel of Emperor Joseph II beginning in 1778 until his death. His son Michael Umlauf (1781-1842) was also a notable composer, and his daughter Elisabeth, mother of the composer Gustav Hölzel, was an operatic contralto.

Read more about this composer on Wikipedia.