2018 Morelos Open – Doubles
# 2018 Morelos Open – Doubles

Austin Krajicek and Jackson Withrow were the defending champions but only Krajicek chose to defend his title, partnering Matt Reid. Krajicek withdrew before the tournament began due to injury.

Roberto Maytín and Fernando Romboli won the title after defeating Evan King and Nathan Pasha 7–5, 6–3 in the final.

## Seeds

* Marcelo Arévalo / Miguel Ángel Reyes-Varela (quarterfinals)
* Austin Krajicek / Matt Reid (withdrew)
* Franco Agamenone / Sergio Galdós (quarterfinals)
* Ruan Roelofse / Max Schnur (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 | Final | Final | Final |
| - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1 | M Arévalo MÁ Reyes-Varela | 6 | 6 | | | | | | | | | | | | | |
| | R Gonzales H Reese | 3 | 4 | | 1 | M Arévalo MÁ Reyes-Varela | 3 | $6^5$ | | | | | | | | |
| | E King N Pasha | $7^{12}$ | 6 | | | E King N Pasha | 6 | $7^7$ | | | | | | | | |
| WC | L Patiño R Quiroz | $6^{10}$ | 4 | | | | | | | | E King N Pasha | $7^8$ | $7^9$ | | | |
| 4 | R Roelofse M Schnur | 6 | 6 | | | | | | | 4 | R Roelofse M Schnur | $6^6$ | $6^7$ | | | |
| | S Diez R Ortega Olmedo | 4 | 4 | | 4 | R Roelofse M Schnur | $7^{10}$ | $7^8$ | | | | | | | | |
| | D Novikov A Pavić | 6 | 6 | | | D Novikov A Pavić | $6^8$ | $6^6$ | | | | | | | | |
| WC | G López Villaseñor M Sánchez | 3 | 4 | | | | | | | | | | | E King N Pasha | 5 | 3 |
| | B Arias F Zeballos | 3 | $7^7$ | [10] | | | | | | | | | | R Maytín F Romboli | 7 | 6 |
| | P Krstin D Popko | 6 | $6^5$ | [6] | | B Arias F Zeballos | $7^7$ | 6 | | | | | | | | |
| WC | Isaac Arturo Arévalo T Hank | 1 | 0 | | 3 | F Agamenone S Galdós | $6^5$ | 4 | | | | | | | | |
| 3 | F Agamenone S Galdós | 6 | 6 | | | | | | | | B Arias F Zeballos | 3 | 4 | | | |
| | R Maytín F Romboli | 6 | 6 | | | | | | | | R Maytín F Romboli | 6 | 6 | | | |
| | B Saraiva S Verbeek | 3 | 3 | | | R Maytín F Romboli | $6^6$ | 6 | [10] | | | | | | | |
| | LD Martínez R Statham | w/o | | | | LD Martínez R Statham | $7^8$ | 4 | [8] | | | | | | | |
| Alt | DE Galán A González | | | | | | | | | | | | | | | |
