Douglas Hancock Cooper Johnston , also known as Douglas Henry Johnston, was Governor of the Chickasaw Nation from 1898 to 1902 and from 1904 to 1939. In office, he was notable for ratifying the Atoka Agreement and for defending the tribe against claims for more money. Prior to his election as Governor, he was the Superintendent of the Bloomfield Academy. From 1902 to 1904 he served in the Chickasaw Senate. President Theodore Roosevelt reappointed him as Governor of the Chickasaws after the Dawes Act terminated trial governments in Indian Territory.
Johnston, the mixedrace son of Colonel John Johnston, Sr, and of Mary Ann Cheadle Walker was born in Skullyville, Indian Territory, at a time when it was the capital of the Choctaw Nation. In the Chickasaw matrilineal kinship system, children were considered born into their mothers clan and took their status from her. Johnstons name is sometimes given as Douglas Henry Johnston, but he was named for General Douglas Hancock Cooper. He had two elder brothers, William Worth Johnston and Franklin Pierce Johnston, and one younger, Napoleon Bonapart Johnston.
Source: Wikipedia