Hasbrouck Davis (April 19, 1827 – October 19, 1870) was an American general from Massachusetts.
The son of prominent politician "Honest" John Davis, Davis attended Williams College and briefly taught before studying to become a Unitarian minister.
He later studied law and moved to Chicago, Illinois to practice.
He was mustered into service with the 12th Illinois Cavalry in 1862, later leading the regiment as a colonel.
Late in his war service he was brevetted to brigadier general.