inghanat Racha, or Sacred Voice of the King of the Singh, who would govern the mueang of Mae Hong Son from 1874, corresponding to the Rattanakosin Period of Rama V.
Later, in 1884, after caring for the mueang of Mae Hong Son for a decade, Phaya Singhanat Racha died. The next ruler was Chao Nang Mia, who ruled for seven years, bringing the realm to further great prosperity before passing away in 1891.
The next Lord of Mae Hong Son was Tho referred to as Pu Khun Tho or Old Man Tho the Mandarin, who was made partasakti with the title Phaya Phithak Sayam Khet, or Lord Protector of the Fertile Soils of Siam. He governed the mueang of Mae Hong Son between 1891 to 1905 before his own passing that year.
The next figure to rule as Lord of Mae Hong Son was Khun Lu, the son of Pu Khun Tho, who reigned in his place as partasakti with the title Phaya Phisan Hong Son Buri, or Lord of the Metropolis of Hong Son Most Vast. He governed over Mae Hong Son between the years 1905 to 1941. To follow was a period of change in government administration and there would be no more such ranks and titles.
In 1890, during the reign of Rama V of Bangkok, Phraya Si Sahathep, Plat Thun Chalong of the Ministry of the Interior, completed an inspection tour of the cities in the Northwestern Mandala (see also Mandala (Southeast Asian history) and Mandala for perspective) and consulted with High Commissioner Phraya Ritsaratchakit, who oversaw the Northwestern Mandala, to organise a new order of governance, namely, he would incorporate the partially independent city-states of Mae Hong Son, Khun Yuam , Yuam (Mae Sariang) and Pai into a single unit of government to be called the Boriwen Chiang Mai Tawantok, or Shire of Western Chiang Mai, and placed the government of the shire (which was now comparable to that of a single mueang) at Khun Yuem by appointing Nai Mot as shire reeve (as stated by the Minister for the Interior on July 11, 1901).
In 1903, the seat of
