2013 Knoxville Challenger – Doubles
| Doubles | |
|---|---|
| 2013 Knoxville Challenger | |
| Champions |
 Samuel Groth John-Patrick Smith
|
| Runners-up |
Carsten Ball Peter Polansky
|
| Final score | 6–7(6–8), 6–2, [10–7] |
Alex Kuznetsov and Mischa Zverev were the defending champions, but Zverev chose not to compete.
Kuznetsov partnered with Denys Molchanov but lost to eventual champion Samuel Groth and John-Patrick Smith in the semifinals, who also defeated Carsten Ball and Peter Polansky in the final.
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