Bilbil Klosi (25 January 1915 – 22 November 1978) was an Albanian politician and public prosecutor during the Communist Albania period.

After graduating there in 1942, he returned to Albania where he joined the National Liberation Movement and got involved with the Albanian resistance.

As advisory of the Supreme Court, Klosi contributed in drafting the Albanian Constitution of 1976.

Many political figures were prosecuted and condemned in these trials, with a substantial part of them being executed.

[1] He urged for strict and harsh sentences, "even harder than the Russian SFSR Penal Code ones".