Surname Duigu (Дуйгу 
, Duigu 
) , around the globe, is a very rare cognomen. The last name Duigu is habitual in Georgia, where it is a rare surname, Australia, and Ukraine, where it is an extremely rare surname. Not in comparison with a country's population, it most frequently occurs in Australia, Georgia, and Russia. Likewise, Duigu is the forename as well as the last name.