Dr. Allahdad Bohyo (1934–1994) was born in the Ghoghari village of Taluka Kambar, Larkana, Sindh, Pakistan. Son of a farmer, Dr. Bohyo was a known writer, educationist, scholar, linguist, poet. Bohyo's family afterward shifted to Pechuha village in Taluka Warah, where he received his Primary Education. He passed his Matriculation from Government High School Larkana, and Intermediate Arts from S.I.C. Hala. He entered government service on 1 October 1957 after his graduation. He has worked at various posts in the Pakistan Department of Education. He was working as Director of School Education Mirpurkhas when he died in 16 July 1994.
He was the first scholar in Pakistan who has studied Sociolinguistics and studied Sindhi language under this discipline. He was known as a writer, during even his school age. He contributed to the college magazine of Sarwary College hala, as a student and then to "Chandea Magazine of Government College Larkana" as a Lecturer in English. He contributed sufficient to "Naeen Zindagi" Sindhi and to "Mehran" of Sindhi Adabi Board. During the dictatorial regime of General Muhammad Zia-ul-Haq he pseudonymously contributed articles on free speech and democracy in various Sindhi magazines.
He wrote on language, criticism, art, history, and literature and he is known for his interest in socio-linguistics and criticism. His writings in sociology have also been studies of interest. During his school years he was known as good speaker and a debater.
He had a degree in Agro Technical Education and a degree in Teaching from Sindh University. He had a degree in Law also. He had a Master's Degree in English and a Doctorate in Sociolinguistics —a subject of his special study.
Following of his books have been published:
- Sindhi Boli-e-jo-Samaji Karij (Sindhology). (Doctoral Thesis) 2. Tanqeedoon (Sindhology) (Criticism). 3. Adab-a-jo Fiqri-Muharrik (Sindhi Adeeban Jee Co-operative Society). (Ideas and Literature) 4. The Tales Retold (English short stories) 5. Science of Research (illim-e-Tehqeeq)