William Henry Davis (February 18, 1872 – January 7, 1951) was an educator, pharmacist, and a United States government official.
In the Woodrow Wilson administration he was appointed as a special assistant to the Secretary of War, the highest position of any African American in the national government.
Scott appointed William H. Davis as his own special assistant and manager of his five-person staff in the War Department.
At the War Department, Davis handled the complaints of black soldiers, making sure they and their families received the government benefits to which they were entitled.
He married Julia B. Hubbard and they had children, including John P. Davis, who became an attorney and civil rights activist.