Alexander Gambong Lopez JR.

Alexander Gambong Lopez JR. is the Punong Barangay currently leading Barangay San Luis, part of the municipality of Caraga in Davao Oriental, serving the 2023 - 2026 term. Under Philippine law, the Punong Barangay is directly elected by the residents of the barangay.

The Punong Barangay is the chief executive of the barangay, the smallest and most local unit of government in the Philippines. Duties under Section 389 of RA 7160 include enforcing barangay ordinances, organising and leading an emergency response team, calling and presiding over sessions of the Sangguniang Barangay, maintaining public order through the Lupong Tagapamayapa (peace council), and supervising the delivery of basic services to residents.

Barangay San Luis is one of 17 barangays in the municipality of Caraga, in the province of Davao Oriental, in the Davao Region region of the Philippines. According to the 2020 Census of Population and Housing, Barangay San Luis had a population of 2,491 residents — the constituency that Alexander serves as Punong Barangay. Davao Oriental is classified as a 1st by the Bureau of Local Government Finance.

Alexander Gambong Lopez JR. was elected to office in the most recent Barangay and Sangguniang Kabataan Elections (BSKE), which took place on October 30, 2023. Under Republic Act No. 12232, barangay officials elected in 2023 serve four-year terms, meaning the current mandate runs until 2026. The next BSKE is scheduled for Monday, November 2, 2026, per COMELEC Resolution No. 11191.

The Sangguniang Barangay — which Alexander Gambong Lopez JR. leads — is the legislative body of a Philippine barangay. It passes barangay ordinances and resolutions, approves the annual barangay budget, and exercises oversight over the barangay's programmes and projects. Its composition includes the Punong Barangay, seven kagawads, the SK Chairperson, a Secretary, and a Treasurer, all accountable directly to residents.