Mokhtaruddin Lasso (1915–1951) was a Sumatran-born Malayan independent guerrilla, a former anti-Japanese rebel during World War II who later became one of the founders of Parti Kebangsaan Melayu Malaya (PKMM – Malay Nationalist Party).
After Silungkang uprising, he left West Sumatra and went to Batavia joined with Indonesian National Party.
He was an atheist, the earliest known in Malay history, and once debated about the existence of a god with his colleague and future PAS president, Burhanuddin al-Helmy.
[1] During the declaration day of PKMM policies, 30 November 1945, he revealed 8 resolutions which were considered influenced by the Communist Party of Malaya by the British colonists.
Due to this, the British refused Parti Kebangsaan Melayu Malaya's registration under the Malayan's establishment law.