Last name Iuldashev (Юлдашев 
, Iuldashev 
, Йулдашев 
) , in all the world, is a common cognomen. The cognomen Iuldashev is characteristic of Kyrgyzstan, where it is a common surname, Azerbaijan, where it is quite a common surname, and Uzbekistan (explore the name in all countries). Measured by absolute frequency, this name is the most popular in Russia, Kyrgyzstan, and Uzbekistan.