2018 Cary Challenger – Doubles
# 2018 Cary Challenger – Doubles

Marcelo Arévalo and Miguel Ángel Reyes-Varela were the defending champions but only Arévalo chose to defend his title, partnering Roberto Maytín. Arévalo lost in the first round to Luis David Martínez and David Pérez Sanz.

Evan King and Hunter Reese won the title after defeating Fabrice Martin and Hugo Nys 6–4, $7–6^{(8–6)}$ in the final.

## Seeds

* Fabrice Martin / Hugo Nys (final)
* Marcelo Arévalo / Roberto Maytín (first round)
* Peter Polansky / Jackson Withrow (quarterfinals)
* Toshihide Matsui / Frederik Nielsen (semifinals)

## Draw

### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* Alt = Alternate
* SE = Special exempt
* PR = Protected ranking
* ITF = ITF entry
* JE = Junior exempt
* w/o = Walkover
* r = Retired
* d = Defaulted
* SR = Special ranking

| First round | First round | First round | First round | First round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1 | F Martin H Nys | 6 | 6 | | | | | | | | | | | | | | | |
| Q | R Ortega Olmedo Pablo Vivero González | 3 | 2 | | 1 | F Martin H Nys | $7^7$ | 7 | | | | | | | | | | |
| WC | Catalin Mateas Nick Stachowiak | $6^5$ | 5 | | | H Hach Verdugo A Siljeström | $6^5$ | 5 | | | | | | | | | | |
| | H Hach Verdugo A Siljeström | $7^7$ | 7 | | | | | | | 1 | F Martin H Nys | 6 | 5 | [13] | | | | |
| 3 | P Polansky J Withrow | 7 | 6 | | | | | | | WC | W Blumberg B Boyden | 3 | 7 | [11] | | | | |
| | R Gonzales N Lammons | 5 | 2 | | 3 | P Polansky J Withrow | 2 | 5 | | | | | | | | | | |
| | K King R Roelofse | 5 | 1 | | WC | W Blumberg B Boyden | 6 | 7 | | | | | | | | | | |
| WC | W Blumberg Blaine Boyden | 7 | 6 | | | | | | | | | | | | 1 | F Martin H Nys | 4 | $6^6$ |
| WC | T Babelis I Saveljić | 1 | 4 | | | | | | | | | | | | | E King H Reese | 6 | $7^8$ |
| | JC Aragone R Galloway | 6 | 6 | | | JC Aragone R Galloway | | | | | | | | | | | | |
| | B Lock N Pasha | 4 | 4 | | 4 | T Matsui F Nielsen | w/o | | | | | | | | | | | |
| 4 | T Matsui F Nielsen | 6 | 6 | | | | | | | 4 | T Matsui F Nielsen | 6 | 1 | [8] | | | | |
| | E King H Reese | 6 | 6 | | | | | | | | E King H Reese | 2 | 6 | [10] | | | | |
| | M Banes L Saville | 3 | 1 | | | E King H Reese | $7^7$ | 5 | [11] | | | | | | | | | |
| | LD Martínez D Pérez Sanz | 6 | 3 | [10] | | LD Martínez D Pérez Sanz | $6^5$ | 7 | [9] | | | | | | | | | |
| 2 | M Arévalo R Maytín | 4 | 6 | [7] | | | | | | | | | | | | | | |
