Family name Reguina (Регина 
, Reguina 
) , all around the world, is quite a rare last name. The last name Reguina is characteristic of Central Asia, particularly Kyrgyzstan, where it is quite a rare surname, Turkmenistan, and Uzbekistan. In absolute terms, it is commonest in Russia, Uzbekistan, and Kyrgyzstan. More prevalently, Reguina is the forename as well as the last name.