Élmer Labog

Elmer "Ka Bong" Calagui Labog (born August 3, 1955) is a trade union and labor activist from the Philippines who was the national chairperson of Kilusang Mayo Uno (KMU), the largest trade union in the country from 2003 to 2025. He currently serves as its Chairperson Emeritus. He was also the vice-chairperson of Bagong Alyansang Makabayan and the chairperson of International League of Peoples' Struggle in the Philippines. During the 2022 Philippine Senate election, he ran for senator under Makabayan.

Early life Labog was born on August 3, 1955, in Bayombong, Nueva Vizcaya. He finished BS Biology in the University of the Philippines Diliman after transferring from BS Forestry from UP Los Baños. He first worked as a bartender at the Manila Hilton Hotel in 1975 in order to aid his studies.

He was head of the labor delegation for the International Labour Organization in 2016. He became head of ILPS Philippines in 2011.

2022 Senate Bid Labog ran under the Makabayan Bloc for Senator alongside fellow Makabayan Neri Colmenares. In October 2021, he filed his certificate for candidacy. He was accompanied by Anakpawis former Congressman Ariel Casilao. He said that he would advocate for the rights of workers and farmers, higher and livable wage, and decent housing. He became part of the senatorial line-ups of Leody de Guzman, Manny Pacquiao, and 1Sambayan Coalition. Apart from labor rights, he has been an advocate for other causes such as opposition of death penalty, sufficient government aid and response against COVID-19, SOGIE equality, regaining of ABS-CBN franchise, abolishment of NTF-ELCAC, denouncement of red-tagging, peace talks, and electoral reform.

He was able to garner 1,582,623 votes or 2.82%, placing 42nd.

Personal life He is married to Marinette Villafuerte Labog.