Cognomen Lonina (Lonina 
, Лонина 
) , in the entire world, is a rare last name. The cognomen Lonina is habitual in Russia, where it is a rare surname, Georgia, where it is a very rare surname, and Kazakhstan. In absolute terms, it is the most numerous in Russia, Colombia, and Kazakhstan. Very seldom, Lonina is the forename as well as the last name.