Last name Tamusia (Тамуся 
, Tamusia 
) , all over the world, is a very rare surname. The last name Tamusia is habitual in Georgia, where it is a very rare surname, Kyrgyzstan, and Russia, where it is an extremely rare surname. Measured by absolute frequency, it is the most numerous in Kyrgyzstan, India, and Georgia. More frequently, Tamusia is the forename as well as the last name.