Family name Піщ (Piszcz 
, Піщ 
) , worldwide, is a rare cognomen. The family name Піщ is characteristic of Poland, where it is quite a rare surname, Ukraine, where it is a very rare surname, and Argentina. Measured by absolute frequency, it is commonest in Poland, the United States, and Ukraine. Also, Піщ is the forename as well as the last name.