Billy Bock (April 30, 1935 – July 8, 2003) was an American college and high school baseball coach, who led his high school teams to a nine state championships across four decades while never having a losing season. Billy Bock of Pine Bluff died of cancer Tuesday, July 8, 2003, in Pine Bluff, Arkansas. He attended Holy Redeemer Elementary School and graduated from Subiaco Academy. He received his bachelor's degree from College of the Ozarks in Clarksville, Arkansas, and a master's degree in education from Northeastern State University in Tahlequah, Oklahoma.