Born on 17 December 1967. He is the eldest child of the Nigerian Billionaire and former military Governor of old Kano state Col Sani Bello (RTD) . Abubakar Sani Bello attended ST. Loius primary school, Kano from 1974 - 1979 and later went to Nigerian Military School from 1980 - 1985 then was given admission into University of Maiduguri 1986 - 1991 where He obtained a B.Sc in Economics. Abubakar has worked in several parts of the country Starting from His NYSC days where He was posted to serve in Port Harcourt in the Marketing department of NICOTES Services as Supervisor. He is the current Governor of Niger State, Nigeria.
Prior to becoming governor, he was involved in various businesses.
Alhaji Abubakar Sani Bello won the Niger State APC gubernatorial primaries for the 2015 election. He polled 3,829 votes to defeat Senator Musa Ibrahim who had 61 votes out of the total 3,932 votes cast in the election. He later went ahead to win the general election scoring 593,709 votes to defeat his closest rival from the PDP whom had 239,772 votes . He was declared winner by the INEC on 13 April 2015