Last name Ergashova (Эргашова 
, Ergashova 
, Ергашова 
) , around the world, is quite a rare cognomen. The cognomen Ergashova is characteristic of Central Asia, particularly Kyrgyzstan, where it is quite a common surname, Uzbekistan, where it is quite a rare surname, and Kazakhstan, where it is a rare surname. Measured by absolute frequency, it most frequently occurs in Kyrgyzstan, Russia, and Uzbekistan.