Surname Роках (Rokach 
, Роках 
) , throughout the world, is a rare cognomen. The surname Роках is habitual in Israel, where it is a rare surname, the United Kingdom, where it is a very rare surname, and Canada. Measured by absolute frequency, this name is the most popular in the United States, Israel, and the United Kingdom. Much less frequently, Роках is the forename as well as the last name.