Cleveland Kinloch Simmons, officer of the Alamo garrison, son of William and Sarah Clifford (Young) Simmons, was born at Charleston, South Carolina, on June 8, 1815. He traveled to Texas in January 1836 aboard the schooner Santiago. Simmons received a commission as a lieutenant in the Regular Texas Cavalry from Henry Smith, before leaving San Felipe for Bexar. He arrived at the Alamo as an officer of Capt. John H. Forsyth's cavalry company, which accompanied Lt. Col. William B. Travis. Simmons died in the battle of the Alamo on March 6, 1836.