Babatunde "Tunde" Abdulbaki Idiagbon (14 September 1943 – 24 March 1999) was a Nigerian Army major general who served as chief of staff at Supreme Headquarters (de facto vice president) under the military regime of Major General Muhammadu Buhari from 1983 to 1985.
He was also a key member of Nigeria's military governments between 1966 and 1979, serving as a military administrator of Borno State under General Olusegun Obasanjo's military government.
He died on 24 March 1999 in Ilorin, Kwara state, Nigeria.
Idiagbon was one of Nigeria's egalitarian military leaders.