Last name Эльгера (Helguera 
, Эльгера 
) , all around the world, is quite a rare cognomen. The surname Эльгера is characteristic of Latin America and the Caribbean, particularly Uruguay, where it is quite a rare surname, Argentina, and Mexico. Not in comparison with a country's population, it is the most numerous in Mexico, Argentina, and Spain. Very seldom, Эльгера is the forename as well as the last name.