Mohammed Sanusi Barkindo (20 April 1959 – 5 July 2022) was a Nigerian politician. From 1 August 2016 until his death, he was the Secretary General of the Organization of the Petroleum Exporting Countries. He helped to create the OPEC+ alliance between OPEC members and other oil-producing countries. Barkindo previously served as Acting Secretary General in 2006. He led the Nigerian National Petroleum Corporation from 2009 to 2010, and headed Nigeria's technical delegation to UN climate negotiations beginning in 1991.