Isaiah Benjamin Scott or I.B. Scott (September 30, 1854 - July 4, 1931) was an American theologian, educator, and journalist.
Scott was an ordained Methodist Episcopal reverend and elder; and was active in the leadership of the denomination. He attended five general conferences, three Ecumenical Methodist conferences and served on the church's National Book and Missionary committees. Scott was appointed by the Methodist Episcopal Church to be the first African-American President of Wiley College in Marshall, Texas and to serve as a Missionary Bishop in Liberia. Scott served as one of the African-American commissioners from Texas to the Chicago World's Fair in 1893 and the Atlanta Exposition in 1895. In 1909 Scott was honored with knighthood in the Humane Order of African Redemption.