Tangsir refers to a person who is originally from a region in Bushehr

Bushehr

Bushehr Bushehr lies in a vast plain running along the coastal region on the Persian Gulf coast of southwestern Iran. It is the chief seaport of the country and the administrative centre of its province. Its location is about south of Tehran. The local climate is hot and humid.The city...

 province between Delvar and Ahram or sometimes from any of these two cities.

The name Tangsir is also associated with the movie made by Amir Naderi

Amir Naderi

Amir Naderi is a notable Iranian film director, screenwriter and one of the most influential figures of 20th-century Persian cinema. Mr Naderi is currently in Japan working on CUT, his new feature film, starring Hidetoshi Nishijima and Takako Tokiwa, due to be released in 2011.Naderi developed his...

, the celebrated Iranian movie-maker. Behruz Vosoughi is the leading actor playing the role of Zar Mohammad (or Shir Mohammad). This movie was based on a novel written by Sadeq Chubak

Sadeq Chubak

Sādeq Chubak , sometimes Sādegh Choubak, , was an author of short fiction, drama, novels and one of the leading 20th-century writers of Iran...

.