Byrd Lockhart (1782–1839), was a 19th-century American surveyor, Alamo defender, courier, and Texian officer during the Texas Revolution.
[1] Lockhart was appointed deputy surveyor to James Kerr on December 12, 1826, and surveyed the lands of DeWitt Colony around Gonzales.
[4] In late 1835, he joined with Commander Stephen F. Austin's forces in San Antonio and served with James W. Fannin as a scout.
[6] Though serving at Bexar, Andrew Jackson Sowell and he were sent from the Alamo a short time before the battle to obtain supplies for the garrison.
Lockhart, Sowell, and others rode back with the 32 rangers, into the Alamo, on the morning of March 1, and later departed again, at night, as other couriers left.