Family name Srok (Srok 
) , worldwide, is a rare last name. The family name Srok is habitual in Croatia, where it is quite a rare surname, Slovenia, where it is a rare surname, and Poland, where it is a very rare surname. Measured by absolute frequency, this name is the most popular in Croatia, the United States, and Poland. Much less frequently, Srok is the forename as well as the last name.