# 2019 Kentucky Bank Tennis Championships – Men's singles

Lloyd Harris was the defending champion but chose not to defend his title.
Jannik Sinner won the title after defeating Alex Bolt 6–4, 3–6, 6–4 in the final.

## Seeds

All seeds receive a bye into the second round.
* Peter Polansky (second round)
* Alex Bolt (final)
* Jannik Sinner (champion)
* Andrew Harris (second round)
* Lee Duck-hee (quarterfinals)
* Yosuke Watanuki (withdrew)
* Akira Santillan (quarterfinals)
* Kaichi Uchida (second round)
* Maverick Banes (third round)
* J. J. Wolf (withdrew)
* Aleksandar Vukic (second round)
* Evgeny Karlovskiy (third round)
* JC Aragone (semifinals)
* Liam Broady (quarterfinals)
* Collin Altamirano (second round)
* Maxime Cressy (third round)

## 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

| Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final |
| 13 | JC Aragone | 7$^7$ | 7$^7$ | | | | | | | | | | |
| 7 | Akira Santillan | 6$^4$ | 6$^3$ | | | | | | | | | | |
| 7 | Akira Santillan | 6$^4$ | 6$^3$ | | 13 | JC Aragone | 2 | 4 | | | | | |
| | | | | | 3 | Jannik Sinner | 6 | 6 | | | | | |
| 3 | Jannik Sinner | 4 | 6 | 6 | 3 | Jannik Sinner | 6 | 6 | | | | | |
| 5 | Lee Duck-hee | 6 | 3 | 1 | | | | | | | | | |
| 5 | Lee Duck-hee | 6 | 3 | 1 | | | | | 3 | Jannik Sinner | 6 | 3 | 6 |
| | | | | | | | | | 2 | Alex Bolt | 4 | 6 | 4 |
| | Lloyd Glasspool | 6 | 6 | | | | | | | | | | | 2 | Alex Bolt | 4 | 6 | 4 |
| 14 | Liam Broady | 4 | 3 | | | | | | | | | | |
| 14 | Liam Broady | 4 | 3 | | | Lloyd Glasspool | 3 | 2 | | | | | |
| | | | | | 2 | Alex Bolt | 6 | 6 | | | | | |
| | Alexander Ritschard | 4 | 7$^7$ | 4 | 2 | Alex Bolt | 6 | 6 | | | | | |
| 2 | Alex Bolt | 6 | 6$^2$ | 6 | | | | | | | | | |

### Top half
#### Section 1

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 1/SE | P Polansky | 4 | 4 | | | | | | | | | |
| | B Sigouin | 6 | 6 | | | B Sigouin | 6 | 6 | | | | | | | | | |
| WC | Ronald Hohmann | 1 | 4 | | | | | | | B Sigouin | 3 | 2 | | | | | |
| ITF | M Pervolarakis | 3 | 2 | | | | | | 13 | JC Aragone | 6 | 6 | | | | | |
| | S Korda | 6 | 6 | | | S Korda | 6$^6$ | 4 | | | | | | | | | |
| | | | | | 13 | JC Aragone | 7$^8$ | 6 | | | | | | | | | |
| | | | | | | | | | | | | | | 13 | JC Aragone | 7$^7$ | 7$^7$ |
| | | | | | | | | | | | | | | 7 | A Santillan | 6$^4$ | 6$^3$ |
| | | | | | 11 | A Vukic | 4 | 3 | | | | | | | | | |
| | T Gabashvili | 6 | 3 | 1 | | B Gojo | 6 | 6 | | | | | | | | | |
| | B Gojo | 4 | 6 | 6 | | | | | | B Gojo | 6$^3$ | 6 | 2 | | | | |
| | R Shane | 3 | 6 | 3 | | | | | 7 | A Santillan | 7$^7$ | 4 | 6 | | | | |
| Q | V Kirkov | 6 | 1 | 6 | Q | V Kirkov | 4 | 3 | | | | | | | | | |
| | | | | | 7 | A Santillan | 6 | 6 | | | | | | | | | |

#### Section 2

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 3 | J Sinner | 4 | 6 | 6 | | | | | | | | | | |
| Alt | A Zakharov | 6 | 6 | | Alt | A Zakharov | 6 | 1 | 3 | | | | | | | | | | |
| | T Garanganga | 1 | 2 | | | | | | | 3 | J Sinner | 6 | 6$^{10}$ | 6 | | | | | |
| ITF | E Hoyt | 6 | 6$^3$ | 6 | | | | | | 16 | M Cressy | 4 | 7$^{12}$ | 1 | | | | | |
| | A Rybakov | 2 | 7$^7$ | 2 | ITF | E Hoyt | 4 | 7$^7$ | 1 | | | | | | | | | | |
| | | | | | 16 | M Cressy | 6 | 6$^5$ | 6 | | | | | | | | | | |
| | | | | | | | | | | | | | | | 3 | J Sinner | 4 | 6 | 6 |
| | | | | | | | | | | | | | | | 5 | D-h Lee | 6 | 3 | 1 |
| | | | | | 12 | E Karlovskiy | 7$^7$ | 6 | | | | | | | | | | | |
| | R Sarmiento | 7$^7$ | 6 | | | R Sarmiento | 6$^5$ | 3 | | | | | | | | | | | |
| | Ma Redlicki | 6$^3$ | 1 | | | | | | | 12 | E Karlovskiy | 6 | 2 | 4 | | | | | |
| | T van Rijthoven | 2 | 6$^9$ | | | | | | | 5 | D-h Lee | 4 | 6 | 6 | | | | | |
| WC | N Moreno de Alboran | 6 | 7$^{11}$ | | WC | N Moreno de Alboran | 2 | 3 | | | | | | | | | | | |
| | | | | | 5 | D-h Lee | 6 | 6 | | | | | | | | | | | |

### Bottom half
#### Section 3

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 8 | K Uchida | 4 | 3 | | | | | | | | | | |
| WC | TA Kodat | 1 | 4 | | | L Glasspool | 6 | 6 | | | | | | | | | | |
| | L Glasspool | 6 | 6 | | | | | | | | L Glasspool | 6 | 6 | | | | | |
| WC | Enzo Wallart | 6 | 6 | | | | | | | Alt | S Verbeek | 4 | 3 | | | | | |
| | O Crawford | 4 | 3 | | WC | E Wallart | 2 | 3 | | | | | | | | | | |
| | | | | | Alt | S Verbeek | 6 | 6 | | | | | | | | | | |
| | | | | | | | | | | | | | | | | L Glasspool | 6 | 6 |
| | | | | | | | | | | | | | | | 14 | L Broady | 4 | 3 |
| | | | | | 14 | L Broady | 1 | 7$^7$ | 6 | | | | | | | | | |
| | S Bangoura | 4 | 6 | 6 | | S Bangoura | 6 | 6$^4$ | 2 | | | | | | | | | |
| ITF | S Kirchheimer | 6 | 1 | 4 | | | | | | 14 | L Broady | 4 | 6 | 6 | | | | |
| ITF | D Hidalgo | 6 | 6 | | | | | | | ITF | D Hidalgo | 6 | 4 | 3 | | | | |
| WC | Ezekiel Clark | 3 | 2 | | ITF | D Hidalgo | 6 | 7$^{10}$ | | | | | | | | | | |
| | | | | | 4 | A Harris | 4 | 6$^8$ | | | | | | | | | | |

#### Section 4

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | LL | Alexander Lebedev | 6 | 2 | 3 | | | | | | | | | | |
| | Pavel Krainik | 1 | 1 | | | A Ritschard | 4 | 6 | 6 | | | | | | | | | | |
| | A Ritschard | 6 | 6 | | | | | | | | A Ritschard | 6 | 6 | | | | | | |
| | J McNally | 7$^7$ | 3 | 6 | | | | | | 9 | M Banes | 4 | 2 | | | | | | |
| ITF | C Sinclair | 6$^3$ | 6 | 1 | | J McNally | 6$^5$ | 6 | 1 | | | | | | | | | | |
| | | | | | 9 | M Banes | 7$^7$ | 3 | 6 | | | | | | | | | | |
| | | | | | | | | | | | | | | | | A Ritschard | 4 | 7$^7$ | 4 |
| | | | | | | | | | | | | | | | 2 | A Bolt | 6 | 6$^2$ | 6 |
| | | | | | 15 | C Altamirano | 4 | 7$^7$ | 2 | | | | | | | | | | |
| | Roy Smith | 7$^8$ | 7$^7$ | | | R Smith | 6 | 6$^5$ | 6 | | | | | | | | | | |
| | E Leshem | 6$^6$ | 6$^3$ | | | | | | | | R Smith | 6 | 3 | 4 | | | | | |
| Q | K Smith | 4 | 6$^2$ | | | | | | | 2 | A Bolt | 3 | 6 | 6 | | | | | |
| | L Draxl | 6 | 7$^7$ | | | L Draxl | 6 | 5 | 2 | | | | | | | | | | |
| | | | | | 2 | A Bolt | 1 | 7 | 6 | | | | | | | | | | |