Arthur César Pereira de Lira is a Brazilian lawyer, farmer, entrepreneur and politician. A member of Progressistas (PP), he is a federal deputy for Alagoas, and President of the Chamber of Deputies since February 2021.

The Chamber of Deputies is a federal legislative body and the lower house of the National Congress of Brazil. The chamber comprises 513 deputies, who are elected by proportional representation to serve four-year terms. The current President of the Chamber is the Deputy Arthur Lira (PP-AL), who was elected on 1 February 2021.