Cognomen Jorai (Jorai 
, Жораи 
) , in all the world, is a common family name. The family name Jorai is characteristic of Armenia, where it is a common surname, Mauritius, where it is quite a rare surname, and Switzerland, where it is a rare surname. Measured by absolute frequency, the name is most common in Armenia, Japan, and India. Much less frequently, Jorai is the forename as well as the last name.