Surname Sonyo (Sonyo 
, سونيو) , in the entire world, is a rare cognomen. The cognomen Sonyo is habitual in Tanzania, where it is quite a rare surname, Indonesia, where it is a very rare surname, and Malaysia, where it is an extremely rare surname. In absolute terms, it most frequently occurs in Tanzania, Indonesia, and Philippines. Likewise, Sonyo is the forename as well as the last name.