Louis Lewandowski was a Polish-Jewish and German-Jewish composer of synagogal music.
He contributed greatly to the liturgy of the Synagogue Service. Wikipedia
Died: February 4, 1894, Berlin, Germany
Partner: Helene Lewandowski (1859–) and Helene Lewandowski
Children: Martha Cohen and Alfred Lewandowski
Place of burial: Weißensee Cemetery, Berlin, Germany