Around the world, Ilgiza (Ильгиза 
, Илгиза , Ilgiza 
) is quite a rare female forename. The given name Ilgiza is habitual in Russia, where it is quite a rare female name, Kyrgyzstan, where it is a rare girly name, and Kazakhstan. Measured by absolute frequency, it is the most numerous in Russia, Kazakhstan, and Belarus. Much less frequently, Ilgiza is the last name as well as the forename.
Daran, Iangildina, Margulis, and Nazarenko