Sao San Tun

Sao San Htun (, , ; 30 May 1907 – 20 July 1947) was the hereditary chief (called a saopha or sawbwa) of the Shan State of Mongpawn, and Minister of Hill Regions in Myanmar's pre-independence interim government. He was the son of former sawbwa Sao Hkun Hti and Nang Sein Oo.

Family Life Sao San Htun had four children with Mahadewi Sao Khin Thaung. They were Sao Hsè Hom, the next sawbwa, Sao Kai Hpa (son), Sao Sunanda (daughter), and Sao Myint Gyi (daughter).

Political Contributions Sao San Htun was a signatory to the Panglong Agreement, which was the basis for the formation of modern Myanmar.

Assassination On 19 July 1947, Sao San Htun, along with Aung San and seven others, was shot by gunmen during a cabinet meeting at the Secretariat complex in downtown Yangon. He died the next day on 20 July at noon. The date of the assassination, 19 July, is commemorated each year as the Martyrs' Day in Myanmar.