Austrian writer; born at Prague Nov. 27, 1815; died at Vienna Oct. 22, 1887. For several decades he gave his spare time to the collection of material relating to the history of the Jews in Prague. The accumulated material was edited and published by David Kaufmann in 1892, under the title "Die Familien Prags nach den Epitaphien des Alten Jüdischen Friedhofes in Prag." Hock is also known as the author of the biographical sketches in Koppelmann Lieben's "Gal 'Ed," 1856.