Family name Iahia (Яхья 
, Яхя , Iahia 
) , all over the world, is a rare surname. The family name Iahia is characteristic of Bulgaria, where it is a rare surname, Kyrgyzstan, and Belarus. Measured by absolute frequency, the name is most common in Eastern Europe, particularly Russia, Bulgaria, and Ukraine. More frequently, Iahia is the forename as well as the last name.