Moritz Porges (1857–1909) was a Jewish Czech chess player.
In 1882, he tied for 4–7th in Vienna ( Vincenz Hruby won).
In 1892, he shared 2nd with Gyula Makovetz, behind Siegbert Tarrasch, in Dresden (the 7th DSB Congress).
He tied for 16–17th at Nuremberg 1896 ( Emanuel Lasker won).
In 1902, he took 3rd, behind Viktor Tietz and Dawid Janowski, in Carlsbad (Triangular).