Surname Енисей (Yenisey 
, Енисей 
, Enisej 
) , around the world, is a rare cognomen. The cognomen Енисей is habitual in Uruguay, where it is a rare surname, Kyrgyzstan, and Mexico. Measured by absolute frequency, the name is most common in Latin America and the Caribbean, particularly Mexico, Uruguay, and Venezuela. More prevalently, Енисей is the forename as well as the last name.