Thomas Green (June 8, 1814 – April 12, 1864) is an American soldier and lawyer, who takes part in the Texan Revolution of 1835–36, serving under Sam Houston, who rewards him with a land grant.

Green is clerk of the Texas Supreme Court until the outbreak of the Civil War, when he becomes a Confederate cavalry leader.

After winning several victories, including the Battle of Valverde and the recapture of Galveston, he is promoted brigadier and assigned command of the cavalry division of the Trans-Mississippi Department

In the Red River Campaign, he is mortally wounded while charging a fleet of Federal gunboats.

The Union naval commander David Dixon Porter pays tribute to Green as a serious loss to the Confederacy.