Family name Kriga (Крига 
, Kriga 
) , in the world, is a rare cognomen. The cognomen Kriga is habitual in Ukraine, where it is a rare surname, South Africa, and Belarus, where it is a very rare surname. In absolute terms, this name is the most popular in Ukraine, South Africa, and Russia. Much less frequently, Kriga is the forename as well as the last name.