|Hometown:||Ponca City, Okla.|
Prior to Southern - A 2013 graduate of Ponca City Senior High School in Oklahoma, Gray was a four-year letterwinner in cross-country for coach Kelly Chaney where she was a four-time state qualifier for the Wildcats taking fourth as a senior in 2012 helping Ponca City take fourth as a team. Also was the conference champion as a senior while being named All-Region twice as a junior and senior. In addition, Gray was a three-year letterwinner on the track qualifying for state three times while earning the regional championship in the 3200 in 2012.
Personal - The daughter of Pat and Linda Gray, Sierra is undecided on her major at Southern. Has two older brothers, Lance and Shawn, while Lance currently runs track for Oklahoma State...born February 15, 1995.