M Obaidullah (known by his pen-name Askar Ibne Shaikh; March 30, 1925 â May 18, 2009) was a Bangladeshi writer and theater activist.
Shaikh served as a faculty member of the University of Dhaka at the Department of Statistics.
Dr. Obaidullah alias Askar collaborated with Pakistan Army in during the Operation Searchlight to assassinate his colleague and once his teacher Abu Naser M. Moniruzzaman, Jyotirmoy Guhathakurta and Govinda Chandra Dev.