Mark Stuart Riddle, 63, formerly of Midland passed away on Monday, April 15, 2013 in Fairfax, Oklahoma. He was born on Monday, January 30, 1950 in Abilene, Texas to Billy Don Riddle and Joyce Elise Cringle Riddle. After graduating from High School, Mark joined the Navy were he proudly served for several years. After his time in the Navy, he started his career with the United States Postal Service.