Pantaleon "Bebot" Diaz Alvarez (born January 10, 1958) is a Filipino politician and the Speaker of the House of Representatives of the Philippines from 2016 to 2018, and represents the 1st District of Davao del Norte, the Philippines.
He is a stern advocate to shift the current centralized set-up of the Philippines into a federal form, pushing for the establishment of an indigenous state in Luzon and an indigenous state in Mindanao.From 2001 to 2002, he was acting Secretary of Transportation and Communications.
Initially in favor of an independent Mindanao, Alvarez changed stance when Rodrigo Duterte talked about a federal Philippines with him.
In 2017, Alvarez proposed a new set-up to spearheaded federalism in the Philippines.