| Men's doubles | |
|---|---|
| 2018 Kentucky Bank Tennis Championships | |
| Champions |  Robert Galloway  Roberto Maytín |
| Runners-up |  Joris De Loore  Marc Polmans |
| Score | 6–3, 6–1 |
Alex Bolt and Max Purcell were the defending champions but only Purcell chose to defend his title, partnering Lloyd Harris. Purcell lost in the semifinals to Joris De Loore and Marc Polmans.
Robert Galloway and Roberto Maytín won the title after defeating De Loore and Polmans 6–3, 6–1 in the final.
Ruan Roelofse / Luke Saville (first round) Matt Reid / 
Yasutaka Uchiyama (semifinals) Robert Galloway / Roberto Maytín (champions)
Liam Broady / Hunter Reese (quarterfinals)| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 | R Roelofse L Saville | 65 | 6 | [6] | |||||||||||||||||||||||
 S Myneni VS Prashanth | 77 | 2 | [10] | S Myneni VS Prashanth | 6 | 5 | [5] | ||||||||||||||||||||
| H Johnson Y Johnson | 4 | 6 | [6] | L Harris M Purcell | 2 | 7 | [10] | ||||||||||||||||||||
| L Harris M Purcell | 6 | 3 | [10] | L Harris M Purcell | 3 | 4 | |||||||||||||||||||||
| 4 | L Broady H Reese | 6 | 6 | J De Loore M Polmans | 6 | 6 | |||||||||||||||||||||
 J Menezes T Turini | 3 | 3 | 4 | L Broady H Reese | 1 | 3 | |||||||||||||||||||||
| J De Loore M Polmans | 6 | 6 | J De Loore M Polmans | 6 | 6 | ||||||||||||||||||||||
 A Bega S Napolitano | 3 | 3 | J De Loore M Polmans | 3 | 1 | ||||||||||||||||||||||
| A Harris K Uchida | 5 | 7 | [10] | 3 | R Galloway R Maytín | 6 | 6 | ||||||||||||||||||||
| WC | N Chappell  Enzo Wallart | 7 | 5 | [6] | A Harris K Uchida | 1 | 7 | [11] | |||||||||||||||||||
| A Lawson Karue Sell | 2 | 712 | [9] | 3 | R Galloway R Maytín | 6 | 5 | [13] | |||||||||||||||||||
| 3 | R Galloway R Maytín | 6 | 610 | [11] | 3 | R Galloway R Maytín | 6 | 3 | [10] | ||||||||||||||||||
| WC | JP Fruttero R Schneider | 6 | 78 | 2 | M Reid Y Uchiyama | 3 | 6 | [4] | |||||||||||||||||||
| H Grenier Tom Jomby | 3 | 66 | WC | JP Fruttero R Schneider | 7 | 62 | [6] | ||||||||||||||||||||
| WC | Trent Aaron Alan Chang | 0 | 1 | 2 | M Reid Y Uchiyama | 5 | 77 | [10] | |||||||||||||||||||
| 2 | M Reid Y Uchiyama | 6 | 6 | ||||||||||||||||||||||||
Máximo González and Andrés Molteni were the defending champions, but decided not to compete together. González competed alongside Roberto Maytin, while Molteni played alongside Guido Pella.
Gong Maoxin and Yi Chu-huan were the defending champions but chose to defend their title with different partners. Gong partnered Zhang Ze but lost in the quarterfinals to Ruben Gonzales and Hsieh Cheng-peng. Yi partnered Yuya Kibi but withdrew from the tournament due to a Kibi injury.
Purav Raja and Divij Sharan were the defending champions, but lost in the semifinals to Juan Sebastián Cabal and Treat Huey.
Matt Reid and John-Patrick Smith were the defending champions but chose not to defend their title.
Scott Lipsky and Leander Paes were the defending champions but chose not to defend their title.
Sanchai Ratiwatana and Christopher Rungkat were the defending champions but only Rungkat chose to defend his title, partnering Roberto Maytín. Rungkat lost in the final to Austin Krajicek and Jeevan Nedunchezhiyan.
Denis Kudla and Daniel Nguyen were the defending champions but chose not to defend their title.
The 2018 Kentucky Bank Tennis Championships was a professional tennis tournament played on outdoor hard courts. It was the twenty-third (ATP) and twenty-first (ITF) editions of the tournament and was part of the 2018 ATP Challenger Tour and the 2018 ITF Women's Circuit. It took place in Lexington, United States, on 30 July–5 August 2018.
Brydan Klein and Joe Salisbury were the defending champions but chose not to defend their title.
Robert Galloway and Denis Kudla were the defending champions but chose not to defend their title.
Luke Bambridge and Akira Santillan were the defending champions but chose not to defend their title.
Robert Galloway and Bradley Klahn were the defending champions but chose not to defend their title.
Robert Galloway and Roberto Maytín were the defending champions but only Maytín chose to defend his title, partnering Jackson Withrow. Maytín lost in the final to Diego Hidalgo and Martin Redlicki.
Blaž Kavčič was the defending champion but chose not to defend his title.
Roberto Maytín and Jackson Withrow were the defending champions but chose to defend their title with different partners. Maytín partnered Robert Galloway but lost in the first round to Filip Peliwo and Roy Smith. Withrow partnered Martin Redlicki and successfully defended his title.
Hans Hach Verdugo and Luke Saville were the defending champions but only Hach Verdugo chose to defend his title, partnering Dennis Novikov. Hach Verdugo lost in the first round to Alex Lawson and Jackson Withrow.
Marcelo Arévalo and Roberto Maytín were the defending champions but chose to defend their title with different partners. Arévalo partnered Miguel Ángel Reyes-Varela but lost in the first round to Ruben Gonzales and Ruan Roelofse. Maytín partnered Robert Galloway but lost in the first round to Nathan Pasha and Max Schnur.
Toshihide Matsui and Frederik Nielsen were the defending champions but chose not to defend their title.
Roberto Maytín and Fernando Romboli were the defending champions but chose not to defend their title.
Max Purcell and Luke Saville were the defending champions but only Purcell chose to defend his title, partnering Marc Polmans. Purcell withdrew before his semifinal match against Chung Yun-seong and Aleksandar Kovacevic due to injury.