Tobias William Frazier, Sr. (1892–1975) was a full-blood Choctaw Indian who was a member of the famous fourteen Choctaw Code Talkers. The Code Talkers pioneered the use of American Indian languages as military code during war. Their initial exploits took place during World War I, and were repeated by other Native American tribes during World War II. They are referred to collectively as Code Talkers.