Dave Gray returned to the Duquesne coaching staff for the 2021 season and is his second stint with the Dukes. He previously served as an assistant coach in 2013 and 2014 and and is in his sixth year overall with the program.

Gray returned to the Bluff after a second successful run as the head girl's coach at Upper St. Clair High School from 2015 to 2020. Upper St. Clair won its first-ever Pennsylvania Interscholastic Athletic Association (PIAA) championship in 2015 under Gray's tutelage. Prior to his first stint as a Duquesne assistant coach, Gray was the head coach at Upper St. Clair from 2004-12. He amassed over 200 wins during his two tenures on the Panther sidelines, including a 2011 Western Pennsylvania Interscholastic Athletic League (WPIAL) title.