Benjamin Estoista Diokno (born March 31, 1948) is a Filipino economist currently serving as the 32nd Secretary of Finance under the administration of Bongbong Marcos since June 30, 2022. He previously served as Secretary of Budget and Management under President Rodrigo Duterte from 2016 to 2019, and under President Joseph Estrada from 1998 until the latter's ouster in 2001. He also served as the governor of the Bangko Sentral ng Pilipinas and ex officio chairman of the Anti-Money Laundering Council from 2019 to 2022 under President Duterte and undersecretary for Budget Operations of the Department of Budget and Management from 1986 to 1991 under President Corazon Aquino. From 2020 to 2021 during the COVID-19 pandemic, Diokno became the highest paid public officer in the Philippines.