Surname Тада (Tada 
, 多田 
, 太田 ) , globally, is a common cognomen. The cognomen Тада is habitual in Cameroon, where it is quite a rare surname, Hong Kong, where it is a rare surname, and Philippines. Measured by absolute frequency, it most frequently occurs in India, Indonesia, and Nigeria. Likewise, Тада is the forename as well as the last name.