| Doubles | |
|---|---|
| 2017 Cary Challenger | |
| Champions |  Marcelo Arévalo  Miguel Ángel Reyes-Varela |
| Runners-up |  Miķelis Lībietis  Dennis Novikov |
| Final score | 6–7(6–8), 7–6(7–1), [10–6] |
Philip Bester and Peter Polansky were the defending champions but chose not to defend their title.
Marcelo Arévalo and Miguel Ángel Reyes-Varela won the title after defeating Miķelis Lībietis and Dennis Novikov 6–7(6–8), 7–6(7–1), [10–6] in the final.
Austin Krajicek / Jackson Withrow (semifinals)
Luke Bambridge / 
David O'Hare (quarterfinals) Sekou Bangoura / Evan King (quarterfinals) Hans Hach Verdugo / Brydan Klein (first round)| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 | A Krajicek J Withrow | 6 | 3 | [12] | |||||||||||||||||||||||
| L Patiño R Sarmiento | 5 | 6 | [10] | L Patiño R Sarmiento | 2 | 6 | [10] | ||||||||||||||||||||
 Damon Gooch Wil Spencer | 7 | 4 | [5] | 1 | A Krajicek J Withrow | 5 | 65 | ||||||||||||||||||||
| 3 | S Bangoura E King | 6 | 6 | M Arévalo MÁ Reyes-Varela | 7 | 77 | |||||||||||||||||||||
 A Pavić  D Tursunov | 2 | 2 | 3 | S Bangoura E King | 1 | 66 | |||||||||||||||||||||
| WC |  A Galarneau Michael Ogden | 4 | 1 | M Arévalo MÁ Reyes-Varela | 6 | 78 | |||||||||||||||||||||
| M Arévalo MÁ Reyes-Varela | 6 | 6 | M Arévalo MÁ Reyes-Varela | 66 | 77 | [10] | |||||||||||||||||||||
| T-S Kwiatkowski M McDonald | 64 | 6 | [10] | M Lībietis D Novikov | 78 | 61 | [6] | ||||||||||||||||||||
| WC | W Blumberg Robert Kelly | 77 | 2 | [6] | T-S Kwiatkowski M McDonald | 1 | 3 | ||||||||||||||||||||
| M Lībietis D Novikov | 4 | 6 | [10] | M Lībietis D Novikov | 6 | 6 | |||||||||||||||||||||
| 4 | H Hach Verdugo B Klein | 6 | 4 | [4] | M Lībietis D Novikov | 6 | 6 | ||||||||||||||||||||
| WC | Sean Sculley Nick Stachowiak | 4 | 6 | [7] |  F Mena  JP Sorgi | 2 | 2 | ||||||||||||||||||||
| F Mena JP Sorgi | 6 | 1 | [10] | F Mena JP Sorgi | 7 | 6 | |||||||||||||||||||||
| 2 | L Bambridge D O'Hare | 5 | 3 | ||||||||||||||||||||||||
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