ORP Ślązak

There were several ships of the Polish Navy bearing the name of ORP Ślązak (Silesian):
 * ORP Ślązak, an A56-class torpedo boat serving with the Polish Navy between 1921 and 1937, a former German A-59
 * ORP Ślązak, an Hunt-class destroyer escort serving during the World War II
 * ORP Ślązak, an M-XV-class (build 96) submarine built in the Soviet Union and commissioned in 1955.
 * ORP Ślązak is a name for the Gawron-class corvette currently under construction.