Cognomen Есаи (Esai 
, Esay 
, Есаи 
) , all over the world, is quite a rare family name. The cognomen Есаи is habitual in Western Asia, particularly Armenia, where it is quite a common surname, Saudi Arabia, where it is quite a rare surname, and Georgia, where it is a rare surname. Measured by absolute frequency, it is commonest in Saudi Arabia, India, and Armenia. Likewise, Есаи is the forename as well as the last name.