title: 2021 Kentucky Bank Tennis Championships – Singles
text: # 2021 Kentucky Bank Tennis Championships – Singles
  
  Jannik Sinner was the defending champion but chose not to defend his title.
  
  Jason Kubler won the title after defeating Alejandro Tabilo 7–5, $6–7^{(2–7)},$ 7–5 in the final.
  
  ## Seeds
  
  * Jenson Brooksby (quarterfinals)
  * Alex Bolt (withdrew)
  * Maxime Cressy (second round)
  * Prajnesh Gunneswaran (first round)
  * Emilio Gómez (first round)
  * Alejandro Tabilo (final)
  * Ernesto Escobedo (semifinals)
  * Thanasi Kokkinakis (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
  
  ### Finals
  
  | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final |
  | - | - | - | - | - | - | - | - | - | - |
  | 8 | Thanasi Kokkinakis | $6^3$ | $7^9$ | 3 | | | | | |
  | 6 | Alejandro Tabilo | $7^7$ | $6^7$ | 6 | | | | | |
  | 6 | Alejandro Tabilo | $7^7$ | $6^7$ | 6 | 6 | Alejandro Tabilo | 5 | $7^7$ | 5 |
  | | | | | | | Jason Kubler | 7 | $6^2$ | 7 |
  | 7 | Ernesto Escobedo | 2 | 3 | | | Jason Kubler | 7 | $6^2$ | 7 |
  | | Jason Kubler | 6 | 6 | | | | | | |
  
  ### Top half
  
  | First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
  | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
  | 1 | J Brooksby | 6 | 6 | | | | | | | | | | | | | | | | |
  | WC | L Draxl | 3 | 3 | | 1 | J Brooksby | $6^6$ | 6 | | | | | | | | | | | |
  | | U Blanch | 6 | 6 | | | U Blanch | $7^8$ | $5^r$ | | | | | | | | | | | |
  | Alt | Shuichi Sekiguchi | 3 | 4 | | | | | | | 1 | J Brooksby | 4 | 6 | 4 | | | | | |
  | LL | E Leshem | 1 | 2 | | | | | | | 8 | T Kokkinakis | 6 | 2 | 6 | | | | | |
  | | JP Ficovich | 6 | 6 | | | JP Ficovich | 1 | 6 | 3 | | | | | | | | | | |
  | | C Harrison | 5 | 7 | 2 | 8 | T Kokkinakis | 6 | 4 | 6 | | | | | | | | | | |
  | 8 | T Kokkinakis | 7 | 5 | 6 | | | | | | | | | | | 8 | T Kokkinakis | $6^3$ | $7^9$ | 3 |
  | 4 | P Gunneswaran | 3 | 4 | | | | | | | | | | | | 6 | A Tabilo | $7^7$ | $6^7$ | 6 |
  | | P Polansky | 6 | 6 | | | P Polansky | 4 | 4 | | | | | | | | | | | |
  | | T-l Wu | 4 | 0 | | | R Ramanathan | 6 | 6 | | | | | | | | | | | |
  | | R Ramanathan | 6 | 6 | | | | | | | | R Ramanathan | $6^4$ | 4 | | | | | | |
  | | C Eubanks | $6^3$ | $6^6$ | | | | | | | 6 | A Tabilo | $7^7$ | 6 | | | | | | |
  | Q | S Kozlov | $7^7$ | $7^8$ | | Q | S Kozlov | 2 | 2 | | | | | | | | | | | |
  | WC | Stefan Dostanic | 2 | 0 | | 6 | A Tabilo | 6 | 6 | | | | | | | | | | | |
  | 6 | A Tabilo | 6 | 6 | | | | | | | | | | | | | | | | |
  
  ### Bottom half
  
  | First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
  | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
  | 7 | E Escobedo | 6 | 6 | | | | | | | | | | | | | | | |
  | WC | G Nanda | 1 | 4 | | 7 | E Escobedo | 6 | $7^7$ | | | | | | | | | | |
  | | R Cid Subervi | 3 | 6 | 6 | | R Cid Subervi | 4 | $6^1$ | | | | | | | | | | |
  | | M Torpegaard | 6 | 4 | 2 | | | | | | 7 | E Escobedo | 7 | 6 | | | | | |
  | Q | D King | 6 | 6 | | | | | | | Q | D King | 5 | 0 | | | | | |
  | | R Quiroz | 4 | 1 | | Q | D King | 4 | $7^7$ | 6 | | | | | | | | | |
  | | T Ito | 6 | 3 | 4 | 3 | M Cressy | 6 | $6^2$ | 2 | | | | | | | | | |
  | 3 | M Cressy | 4 | 6 | 6 | | | | | | | | | | | 7 | E Escobedo | 2 | 3 |
  | 5 | E Gómez | 1 | 6 | $6^6$ | | | | | | | | | | | | J Kubler | 6 | 6 |
  | | J Kubler | 6 | 3 | $7^8$ | | J Kubler | 6 | 6 | | | | | | | | | | |
  | | N Mejía | $6^3$ | 6 | 1 | Q | A McHugh | 4 | 4 | | | | | | | | | | |
  | Q | A McHugh | $7^7$ | 4 | 6 | | | | | | | J Kubler | 4 | 6 | 7 | | | | |
  | Alt | S Mukund | 6 | 6 | | | | | | | Q | GA Olivieri | 6 | 3 | 5 | | | | |
  | | B Schnur | 3 | 4 | | Alt | S Mukund | 3 | 3 | | | | | | | | | | |
  | | M Krueger | 4 | 4 | | Q | GA Olivieri | 6 | 6 | | | | | | | | | | |
  | Q | GA Olivieri | 6 | 6 | | | | | | | | | | | | | | | |
  