Last name Tidi (Tidi 
) , around the world, is quite a rare cognomen. The surname Tidi is habitual in Botswana, where it is quite a rare surname, Papua New Guinea, and Malaysia, where it is a rare surname. In absolute terms, it is the most numerous in India, the Democratic Republic of the Congo, and Botswana. More prevalently, Tidi is the forename as well as the last name.