Aldrich Bailey Jr. (born February 6, 1994) is an American sprinter. He graduated from Mansfield Timberview High School in Arlington, Texas in 2012, and was committed to Texas A&M University in 2012. In 2014 Bailey transferred to the University of Texas as a Track and Field Athlete. On April 28, 2012, Bailey broke the U.S. High School Record in the 400 metres, previously held by Calvin Harrison of North Salinas High School, at the Texas Class 5A Region I meet in Lubbock, Texas. Harrison had held the record since 1993, a year before Bailey was born.