Zachariah T. Woodall (September 1849 – September 12, 1899) was a soldier in the U.S. Army who served with the 6th U.S. Cavalry during the Red River War, and later in the Spanish–American War. He was one of six men who received the Medal of Honor who, while in command of an 8-man courier detail, engaged in a running battle with a hostile force of 125 Indians at the Washita River in Texas on September 12, 1874.