| Doubles | |
|---|---|
| 2018 Irving Tennis Classic | |
| Champions |  Philipp Petzschner  Alexander Peya |
| Runners-up |  Radu Albot  Matthew Ebden |
| Final score | 6–2, 6–4 |
Marcus Daniell and Marcelo Demoliner were the defending champions but chose not to defend their title.
Philipp Petzschner and Alexander Peya won the title after defeating Radu Albot and Matthew Ebden 6–2, 6–4 in the final.
Henri Kontinen / John Peers (first round)
Ben McLachlan / 
Julio Peralta (quarterfinals)
Dominic Inglot / Neal Skupski (first round)
Nicholas Monroe / Jackson Withrow (semifinals)| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 | H Kontinen J Peers | 5 | 5 | ||||||||||||||||||||||||
| P Petzschner A Peya | 7 | 7 | P Petzschner A Peya | 6 | 4 | [10] | |||||||||||||||||||||
| WC |  J Maginley  Or Ram-Harel | 6 | 2 | [5] |  M Berrettini T Fabbiano | 3 | 6 | [6] | |||||||||||||||||||
| M Berrettini T Fabbiano | 4 | 6 | [10] | P Petzschner A Peya | 6 | 7 | |||||||||||||||||||||
| 3 | D Inglot N Skupski | 6 | 1 | [6] |  W Koolhof  A Sitak | 4 | 5 | ||||||||||||||||||||
| W Koolhof A Sitak | 3 | 6 | [10] | W Koolhof A Sitak | 6 | 6 | |||||||||||||||||||||
 M Fucsovics  S Stakhovsky | 4 | 4 | A Krajicek  L Lacko | 1 | 4 | ||||||||||||||||||||||
| A Krajicek L Lacko | 6 | 6 | P Petzschner A Peya | 6 | 6 | ||||||||||||||||||||||
 T Huey  P Raja | 4 | 66 | R Albot M Ebden | 2 | 4 | ||||||||||||||||||||||
| S Lipsky D Sharan | 6 | 78 | S Lipsky D Sharan | 3 | 2 | ||||||||||||||||||||||
| WC |  H Hach Verdugo T Smyczek | 3 | 63 | 4 | N Monroe J Withrow | 6 | 6 | ||||||||||||||||||||
| 4 | N Monroe J Withrow | 6 | 77 | 4 | N Monroe J Withrow | 6 | 2 | [9] | |||||||||||||||||||
| R Albot M Ebden | 6 | 6 | R Albot M Ebden | 1 | 6 | [11] | |||||||||||||||||||||
| WC |  P Chrysochos Ian Dempster | 0 | 3 | R Albot M Ebden | 4 | 6 | [10] | ||||||||||||||||||||
J Erlich  R Lindstedt | 66 | 4 | 2 | B McLachlan J Peralta | 6 | 2 | [4] | ||||||||||||||||||||
| 2 | B McLachlan J Peralta | 78 | 6 | ||||||||||||||||||||||||
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Kremlin Cup, Tennis
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