2018 Calgary National Bank Challenger – Doubles
# 2018 Calgary National Bank Challenger – Doubles

This was the first edition of the tournament.

Robert Galloway and Nathan Pasha won the title after defeating Matt Reid and John-Patrick Smith 6–4, 4–6, [10–6] in the final.

## Seeds

* Matt Reid / John-Patrick Smith (final)
* Robert Galloway / Nathan Pasha (champions)
* Ruben Gonzales / Nathaniel Lammons (semifinals)
* Hunter Reese / Adil Shamasdin (quarterfinals)

## 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 | Final |
| - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1 | M Reid J-P Smith | $7^7$ | $6^4$ | [10] | | | | | | | | | | | | | | | |
| | H Hach Verdugo A Siljeström | $6^4$ | $7^7$ | [1] | 1 | M Reid J-P Smith | 6 | 7 | | | | | | | | | | | |
| | A Gómez A González | 6 | 2 | [12] | | A Gómez A González | 3 | 5 | | | | | | | | | | | |
| | H Johnson Y Johnson | 3 | 6 | [10] | | | | | | 1 | M Reid J-P Smith | 6 | 6 | | | | | | |
| 4 | H Reese A Shamasdin | 7 | 6 | | | | | | | | LD Martínez R Quiroz | 3 | 3 | | | | | | |
| | T Matsui S Verbeek | 5 | 3 | | 4 | H Reese A Shamasdin | $6^3$ | 6 | [8] | | | | | | | | | | |
| | LD Martínez R Quiroz | $7^8$ | $7^7$ | | | LD Martínez R Quiroz | $7^7$ | 4 | [10] | | | | | | | | | | |
| | Caio Silva T Turini | $6^6$ | $6^4$ | | | | | | | | | | | | 1 | M Reid J-P Smith | 4 | 6 | [6] |
| WC | S Diez A Galarneau | 6 | 3 | [10] | | | | | | | | | | | 2 | R Galloway N Pasha | 6 | 4 | [10] |
| | C İlkel R Ortega Olmedo | 1 | 6 | [8] | WC | S Diez A Galarneau | 6 | 1 | [6] | | | | | | | | | | |
| | J Choinski N Serdarušić | $6^2$ | 2 | | 3 | R Gonzales N Lammons | 3 | 6 | [10] | | | | | | | | | | |
| 3 | R Gonzales N Lammons | $7^7$ | 6 | | | | | | | 3 | R Gonzales N Lammons | 6 | 2 | [10] | | | | | |
| | J Jung E King | 6 | 6 | | | | | | | 2 | R Galloway N Pasha | 3 | 6 | [12] | | | | | |
| WC | T Fawcett K Uchida | 3 | 4 | | | J Jung E King | 3 | 4 | | | | | | | | | | | |
| WC | Pavel Krainik Laurent Rochette | 5 | 4 | | 2 | R Galloway N Pasha | 6 | 6 | | | | | | | | | | | |
| 2 | R Galloway N Pasha | 7 | 6 | | | | | | | | | | | | | | | | |
