Pandit Raghunath Murmu ( May 5, 1905, Dandbose, Odisha State, India – February 1, 1982) was the creator of the writing known variously as Ol Chiki script, Ol Cemet' ("language of writing"), Ol Ciki, Ol, and sometimes as the Santali alphabet, in 1925, used for writing the Santali language of
India and neighbouring countries. He was also a spiritual Guru for
Santhals.He wrote "Sarna Dhorom Hitlay ar bang HITAL".He preached "Sarna
Dhorom". He also worked a lot for safeguarding tribal interests in Jharkhand.
He was born in a village, called (Dahardih) Dandbose, on 5 May 1905 in theMayurbhanj district of Odisha, then part of British India. He was a school teacher at [Badam Talia) near Rairangpur, in Odisha .