Samuel Groth and John-Patrick Smith were the defending champions, but Groth and John-Patrick Smith chose not to compete.

Miķelis Lībietis Miķelis Lībietis (born 9 July 1992 in Sigulda) is a Latvian tennis player that competes on the ATP Challenger Tour and the ITF Men's Circuit. On 28 November 2016, he reached his highest ATP singles ranking of 352, and his highest doubles ran ...

and

Hunter Reese Hunter Reese (born January 11, 1993) is an American tennis player. Reese currently competes in doubles mainly on the ATP Challenger Tour. He has won 10 Challenger titles and has a career-high doubles ranking of No. 73 achieved on 27 June 2022. ...

won in the final 6–3, 6–4 against

Gastão Elias Gastão José Ministro Elias (; born 24 November 1990) is a Portuguese professional tennis player, who competes on the ATP World Tour. He became the fifth Portuguese tennis player to break into the top 100 of the Association of Tennis Profession ...

Sean Thornley Sean Thornley (born 31 May 1989) is a former British tennis player, best known for playing on the doubles circuit with David Rice. Career In 2011 Thornley and Rice qualified for the Men's Doubles at Wimbledon. They lost in the first round to J ...

Seeds

Draw

References

Main draw
{{DEFAULTSORT:Knoxville Challenger - Doubles, 2014 2014 ATP Challenger Tour Knoxville Challenger