# 2015 Delray Beach International Tennis Championships – Singles

Marin Čilić was the defending champion, but withdrew due to injury.
Ivo Karlović won the title, defeating Donald Young in the final, 6–3, 6–3.

## Seeds

    01. Kevin Anderson (second round)
    02. John Isner (first round)
    03. Alexandr Dolgopolov (quarterfinals)
    04. Ivo Karlović (champion)
    05. Adrian Mannarino (semifinals)
    06. Sam Querrey (first round, retired)
    07. Steve Johnson (quarterfinals)
    08. Viktor Troicki (second 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

| Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| 5 | Adrian Mannarino | 3 | 4 | | | | | |
| 4 | Ivo Karlović | 6 | 6 | | | | | |
| 4 | Ivo Karlović | 6 | 6 | | 4 | Ivo Karlović | 6 | 6 |
| | | | | | | Donald Young | 3 | 3 |
| | Donald Young | 4 | 6 | 6 | | Donald Young | 3 | 3 |
| | Bernard Tomic | 6 | 4 | 2 | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | K Anderson | 6 | 6 | | | | | | | | | | | | | | |
| Q | J-P Smith | 3 | 3 | | 1 | K Anderson | 6$^6$ | 3 | | | | | | | | | |
| | S Groth | 7$^8$ | 6$^5$ | 4 | | Y-h Lu | 7$^8$ | 6 | | | | | | | | | |
| | Y-h Lu | 6$^6$ | 7$^7$ | 6 | | | | | | Y-h Lu | 6 | 1 | 1 | | | | |
| | L Lacko | 3 | 4 | | | | | | 5 | A Mannarino | 3 | 6 | 6 | | | | |
| WC | D Kudla | 6 | 6 | | WC | D Kudla | 2 | 2 | | | | | | | | | |
| Q | E Quigley | 4 | 4 | | 5 | A Mannarino | 6 | 6 | | | | | | | | | |
| 5 | A Mannarino | 6 | 6 | | | | | | | | | | | 5 | A Mannarino | 3 | 4 |
| 4 | I Karlović | 6 | 6$^3$ | 6 | | | | | | | | | | 4 | I Karlović | 6 | 6 |
| | D Brown | 3 | 7$^7$ | 2 | 4 | I Karlović | 7$^7$ | 7$^7$ | | | | | | | | | |
| | F Krajinović | 2 | 3 | | Q | T Kokkinakis | 6$^4$ | 6$^2$ | | | | | | | | | |
| Q | T Kokkinakis | 6 | 6 | | | | | | 4 | I Karlović | 6 | 7$^7$ | | | | | |
| WC | A Rublev | 6 | 1 | 6 | | | | | 7 | S Johnson | 2 | 6$^4$ | | | | | |
| | D Sela | 4 | 6 | 3 | WC | A Rublev | 3 | 3 | | | | | | | | | |
| | M Kukushkin | 3 | 1$^r$ | | 7 | S Johnson | 6 | 6 | | | | | | | | | |
| 7 | S Johnson | 6 | 4 | | | | | | | | | | | | | | |

### 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 |
| 6 | S Querrey | 6 | 1$^r$ | | | | | | | | | | | | | | | |
| | A González | 3 | 2 | | | A González | 3 | 2 | | | | | | | | | | |
| | I Dodig | 5 | 5 | | | D Young | 6 | 6 | | | | | | | | | | |
| | D Young | 7 | 7 | | | | | | | | D Young | 2 | 6 | 6 | | | | |
| | T Smyczek | 7 | 6 | | | | | | | 3 | A Dolgopolov | 6 | 3 | 4 | | | | |
| WC | S Kozlov | 5 | 2 | | | T Smyczek | 2 | 4 | | | | | | | | | | |
| | T Gabashvili | 6$^4$ | 3 | | 3 | A Dolgopolov | 6 | 6 | | | | | | | | | | |
| 3 | A Dolgopolov | 7$^7$ | 6 | | | | | | | | | | | | D Young | 4 | 6 | 6 |
| 8 | V Troicki | 6$^3$ | 7 | 6 | | | | | | | | | | | B Tomic | 6 | 4 | 2 |
| PR | S Robert | 7$^7$ | 5 | 1 | 8 | V Troicki | 3 | 7$^7$ | 4 | | | | | | | | | |
| | B Tomic | 6 | 6 | | | B Tomic | 6 | 6$^2$ | 6 | | | | | | | | | |
| | M Jaziri | 3 | 3 | | | | | | | | B Tomic | 6 | 6 | | | | | |
| Q | Y Nishioka | 7 | 6 | | | | | | | Q | Y Nishioka | 3 | 1 | | | | | |
| | I Sijsling | 5 | 1 | | Q | Y Nishioka | 6 | 6 | | | | | | | | | | |
| | M Matosevic | 6 | 6 | | | M Matosevic | 1 | 3 | | | | | | | | | | |
| 2 | J Isner | 4 | 4 | | | | | | | | | | | | | | | |

## Qualifying
### Seeds

    01. Aljaž Bedene (second round)
    02. Victor Hănescu (qualifying competition)
    03. Thanasi Kokkinakis (qualified)
    04. Yoshihito Nishioka (qualified)
    05. Ryan Harrison (withdrew)
    06. Chase Buchanan (second round)
    07. Alex Kuznetsov (qualifying competition)
    08. Jared Donaldson (first round)

### Qualifiers

* John-Patrick Smith
* Eric Quigley
* Thanasi Kokkinakis
* Yoshihito Nishioka

### Qualifying draw
#### First qualifier

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 1 | Aljaž Bedene | 6 | 6 | | | | | | | | | |
| | Temur Ismailov | 3 | 2 | | | | | | | | | |
| | Temur Ismailov | 3 | 2 | 1 | Aljaž Bedene | 3 | 4 | | | | | |
| | | | | | Robby Ginepri | 6 | 6 | | | | | |
| | Gianni Mina | 2 | 2 | | Robby Ginepri | 6 | 6 | | | | | |
| | Robby Ginepri | 6 | 6 | | | | | | | | | |
| | Robby Ginepri | 6 | 6 | | | | | | Robby Ginepri | 6 | 3 | 0 |
| | | | | | | | | | John-Patrick Smith | 3 | 6 | 6 |
| | Michael Venus | 6 | 7 | | | | | | | | | | John-Patrick Smith | 3 | 6 | 6 |
| | Takanyi Garanganga | 1 | 5 | | | | | | | | | |
| | Takanyi Garanganga | 1 | 5 | | Michael Venus | 6 | 2 | 4 | | | | |
| | | | | | John-Patrick Smith | 2 | 6 | 6 | | | | |
| | John-Patrick Smith | 6 | 6 | | John-Patrick Smith | 2 | 6 | 6 | | | | |
| 8 | Jared Donaldson | 4 | 4 | | | | | | | | | |

#### Second qualifier

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 2 | Victor Hănescu | 6 | 4 | 6 | | | | | | | | | | |
| | James McGee | 3 | 6 | 4 | | | | | | | | | | |
| | James McGee | 3 | 6 | 4 | 2 | Victor Hănescu | 6 | 6 | | | | | | |
| | | | | | WC | Pavel Krainik | 2 | 3 | | | | | | |
| WC | Pavel Krainik | 6 | 6 | | WC | Pavel Krainik | 2 | 3 | | | | | | |
| | Thales Turini | 3 | 4 | | | | | | | | | | | |
| | Thales Turini | 3 | 4 | | | | | | | 2 | Victor Hănescu | 3 | 7 | 4 |
| | | | | | | | | | | | Eric Quigley | 6 | 5 | 6 |
| | Facundo Mena | 7$^7$ | 3 | 3 | | | | | | | | | | | Eric Quigley | 6 | 5 | 6 |
| | Eric Quigley | 6$^2$ | 6 | 6 | | | | | | | | | | |
| | Eric Quigley | 6$^2$ | 6 | 6 | | Eric Quigley | 4 | 7$^9$ | 7$^7$ | | | | | |
| | | | | | 6 | Chase Buchanan | 6 | 6$^7$ | 6$^3$ | | | | | |
| WC | Lance Cohen | 2 | 3 | | 6 | Chase Buchanan | 6 | 6$^7$ | 6$^3$ | | | | | |
| 6 | Chase Buchanan | 6 | 6 | | | | | | | | | | | |

#### Third qualifier

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 3 | Thanasi Kokkinakis | 6 | 6 | | | | | | | | | |
| WC | Ty Trombetta | 1 | 4 | | | | | | | | | |
| WC | Ty Trombetta | 1 | 4 | | 3 | Thanasi Kokkinakis | 6 | 6 | | | | |
| | | | | | | Guido Andreozzi | 3 | 2 | | | | |
| | Guido Andreozzi | 1 | 6 | 6 | | Guido Andreozzi | 3 | 2 | | | | |
| | Marco Trungelliti | 6 | 2 | 3 | | | | | | | | |
| | Marco Trungelliti | 6 | 2 | 3 | | | | | 3 | Thanasi Kokkinakis | 6 | 6 |
| | | | | | | | | | 7 | Alex Kuznetsov | 1 | 3 |
| | Liam Broady | 3 | 5 | | | | | | | | | | 7 | Alex Kuznetsov | 1 | 3 |
| | Wang Chuhan | 6 | 7 | | | | | | | | | |
| | Wang Chuhan | 6 | 7 | | | Wang Chuhan | 4 | 6$^5$ | | | | |
| | | | | | 7 | Alex Kuznetsov | 6 | 7$^7$ | | | | |
| | Jaume Pla Malfeito | 4 | 1 | | 7 | Alex Kuznetsov | 6 | 7$^7$ | | | | |
| 7 | Alex Kuznetsov | 6 | 6 | | | | | | | | | |

#### Fourth qualifier

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 4 | Yoshihito Nishioka | 6 | 4 | 6 | | | | | | | | | |
| WC | Patrick Daciek | 3 | 6 | 4 | | | | | | | | | |
| WC | Patrick Daciek | 3 | 6 | 4 | 4 | Yoshihito Nishioka | 4 | 6 | 6 | | | | |
| | | | | | | Marcos Giron | 6 | 3 | 2 | | | | |
| | Marcos Giron | 6 | 7 | | | Marcos Giron | 6 | 3 | 2 | | | | |
| | Greg Ouellette | 4 | 5 | | | | | | | | | | |
| | Greg Ouellette | 4 | 5 | | | | | | | 4 | Yoshihito Nishioka | 7$^7$ | 6 |
| | | | | | | | | | | | Sekou Bangoura | 6$^5$ | 4 |
| | Sekou Bangoura | 3 | 6 | 7$^9$ | | | | | | | | | | Sekou Bangoura | 6$^5$ | 4 |
| | Artem Smirnov | 6 | 4 | 6$^7$ | | | | | | | | | |
| | Artem Smirnov | 6 | 4 | 6$^7$ | | Sekou Bangoura | 6 | 2 | 6 | | | | |
| | | | | | | Noah Rubin | 4 | 6 | 4 | | | | |
| | Noah Rubin | 6 | 6 | | | Noah Rubin | 4 | 6 | 4 | | | | |
| Alt | Alan Núñez Aguilera | 4 | 3 | | | | | | | | | | |