William Baker, Alamo defender, was born in Missouri. He came to Texas as a volunteer from Mississippi during the Texas Revolution. He joined Capt. Thomas F. L. Parrott's company at Bexar on November 26, 1835, and took part in the siege of Bexar. During the subsequent reorganization of the Texan forces he became part of Capt. John Chenoweth's company. Baker left Bexar but returned with the rank of captain as commander of the volunteers accompanying James Bowie on January 19, 1836. He died in the battle of the Alamo on March 6, 1836.